@ARTICLE{EllMac69,
	author={G.F.R. Ellis and M.A.H. MacCallum},
	title={A class of homogeneous cosmological models},
	journal={ Comm. math. phys.},
	volume={12},
	pages={108-141},
	year={1969}
}

@ARTICLE{MacEll70,
	author={M.A.H. MacCallum and G.F.R. Ellis},
	title={A class of homogeneous cosmological models {II}:
		observations},
	journal={ Comm. math. phys.},
	volume={19},
	pages={31-64},
	year={1970}
}

@ARTICLE{MacSteSch70,
	author={M.A.H. MacCallum and J.M. Stewart and B.G. Schmidt},
	title={Anisotropic stresses in homogeneous cosmologies},
	journal={ Comm. math. phys.},
	volume={17},
	pages={343-7},
	year={1970}
}

@ARTICLE{SteMacSci70,
	author={J.M. Stewart and M.A.H. MacCallum and D.W. Sciama},
	title={Thermodynamics and cosmology},
	journal={ Comments in Astrophys. and Space Phys.},
	volume={2},
	pages={206-8},
	year={1970}
}

@ARTICLE{Mac71,
	author={M.A.H. MacCallum},
	title={A class of homogeneous cosmological models {III}:
		asymptotic behaviour},
	journal={ Comm. math. phys.},
	volume={20},
	pages={57-84},
	year={1971}
}

@ARTICLE{Mac71a,
	author={M.A.H. MacCallum},
	title={On the mixmaster universe problem},
	journal={ Nature (Phys. Sci.)},
	volume={230},
	pages={112-3},
	year={1971}
}

@ARTICLE{Mac71b,
	author={M.A.H. MacCallum},
	title={On the pulsating universe of {Sengupta}},
	journal={ Phys. Lett. A},
	volume={35},
	pages={474},
	year={1971}
}

@ARTICLE{Mac72,
	author={M.A.H. MacCallum},
	title={On criteria of cosmological spatial homogeneity},
	journal={ Phys. Lett. A},
	volume={40},
	pages={325-6},
	year={1972}
}

@ARTICLE{Mac72a,
	author={M.A.H. MacCallum},
	title={On `diagonal' {Bianchi} cosmologies},
	journal={ Phys. Lett. A},
	volume={40},
	pages={385-6},
	year={1972}
}

@ARTICLE{MacTau72,
	author={M.A.H. MacCallum and A.H. Taub},
	title={Variational principles and spatially homogeneous
		universes, including rotation},
	journal={ Comm. math. phys.},
	volume={25},
	pages={173-189},
	year={1972}
}

@INCOLLECTION{Mac73,
	author={M.A.H. MacCallum},
	title={Cosmological models from the geometric point of view},
	booktitle={Cargese Lectures in Physics, vol. 6},
	editor={E. Schatzman},
	publisher={Gordon and Breach},
	address={New York},
	pages={61-174},
	year={1973}
}

@ARTICLE{MacTau73,
	author={M.A.H. MacCallum and A.H. Taub},
	title={The averaged {{Lagrang}ian} and high-frequency
		gravitational waves},
	journal={ Comm. math. phys.},
	volume={30},
	pages={153-170},
	year={1973}
}

@ARTICLE{PenMac73,
	author={R. Penrose and M.A.H. MacCallum},
	title={Twistor theory: an approach to the quantisation of
		fields and space-time},
	journal={ Phys. Reports (Phys. Lett. C)},
	volume={6},
	pages={241-316},
	note={(Russian translation: 'Teoria tvistorov: podkhod k
		kvantovanalo polyem i prostantsva-vremeni', translated
		by A.{G}. {S}ergeeva, in 'Tvistorii i kalibrovochnie
		polya, cbornik statei', pp. 131-224, ed. {V}.{V}.
		{Z}harinov, Mir, Moscow, 1983)},
	year={1973}
}

@INCOLLECTION{Mac75,
	author={M.A.H. MacCallum},
	title={Quantum cosmological models},
	booktitle={Quantum gravity: an Oxford symposium},
	editor={C.J. Isham and R. Penrose and D.W. Sciama},
	publisher={Oxford University Press},
	address={Oxford},
	pages={174-218},
	year={1975}
}

@INCOLLECTION{Mac76,
	author={M.A.H. MacCallum},
	title={Cosmology and curved space quantum theory},
	booktitle={Transactions of the International Astronomical Union, vol. XVIA, part 3 (Section 5 of the report of Commission 47)},
	editor={G. Contopoulos},
	publisher={D. Reidel and Co.},
	address={Dordrecht},
	pages={148-151},
	year={1976}
}

@ARTICLE{Mac77,
	author={M.A.H. MacCallum},
	title={Comment on `{A} class of {Bianchi} type {VI}
		cosmological models with electromagnetic field' by
		{Dunn} and {Tupper}},
	journal={ Astrophys. J.},
	volume={212},
	pages={946},
	year={1977}
}

@ARTICLE{Mac78,
	author={M.A.H. MacCallum},
	title={Anisotropic cosmologies},
	journal={ Rendiconti di Seminario Matematico Univers. Politec. Torino},
	volume={36},
	pages={27-34},
	year={1978}
}

@INCOLLECTION{Mac79,
	author={M.A.H. MacCallum},
	title={Anisotropic and inhomogeneous relativistic cosmologies},
	booktitle={General relativity: an Einstein centenary survey},
	editor={S.W. Hawking and W. Israel},
	publisher={Cambridge University Press},
	address={Cambridge},
	pages={533-580},
	note={(Russian translation: In `Obshchaya teoria
		otnositel'nosti' edited by Ya. {A}. {S}morodinskii and
		V.{B}. {B}raginskii, Mir, Moscow, 1983. {A}lso
		reprinted on pp. 179-236 in ``The early universe:
		reprints'', ed. {E}.{W}. {K}olb and M.{S}. {T}urner,
		Addison-Wesley, Reading, Mass. 1988.)},
	year={1979}
}

@ARTICLE{Mac79a,
	author={M.A.H. MacCallum},
	title={Comment},
	journal={ Gen. Rel. Grav.},
	volume={10},
	pages={1039-40},
	note={(Contribution to the GR8 symposium on singularities.)},
	year={1979}
}

@INCOLLECTION{Mac79b,
	author={M.A.H. MacCallum},
	title={The mathematics of anisotropic spatially-homogeneous
		cosmologies},
	booktitle={Physics of the expanding universe},
	editor={M. Demianski},
	publisher={Springer-Verlag},
	address={Berlin and Heidelberg},
	volume={109},
	pages={1-59},
	series={Lecture Notes in Physics},
	year={1979}
}

@BOOK{KraSteMac80,
	author={D. Kramer and H. Stephani and M.A.H. MacCallum and E. Herlt},
	title={Exact solutions of {Einstein's} field equations},
	publisher={Deutscher Verlag der Wissenschaften, Berlin, and Cambridge University Press},
	address={Cambridge},
	pages={1-425},
	note={(Russian translation: "Tochnie resheniya uravnenii
		Einshteina", 418 pp., translated by {I}.{V}.
		{M}itskievich, V.{D}. {Z}akharov and S.{V}.
		{R}umyantsev and edited by Yu. {S}. {V}ladimirov,
		Energoisdat, Moscow, 1982)},
	year={1980}
}

@INCOLLECTION{Mac80,
	author={M.A.H. MacCallum},
	title={Locally isotropic spacetimes with non-null homogeneous
		hypersurfaces},
	booktitle={Essays in general relativity (A festschrift for A.H. Taub)},
	editor={F.J. Tipler},
	publisher={Academic Press},
	address={New York},
	pages={121-138},
	year={1980}
}

@INCOLLECTION{MacSik80,
	author={M.A.H. MacCallum and S.T.C. Siklos},
	title={Homogeneous and hypersurface-homogeneous {Einstein}
		spaces},
	booktitle={Abstracts of contributed papers for the 9th international conference on general relativity and gravitation, Jena, {DDR}, 1980, vol. 1},
	editor={E. Schmutzer},
	publisher={International Society on General Relativity and Gravitation},
	address={Jena},
	pages={54-55},
	year={1980}
}

@ARTICLE{BonMac82,
	author={W.B. Bonnor and M.A.H. MacCallum},
	title={The {Melnick-Tabensky} solutions have high symmetry},
	journal={ J. Math. Phys.},
	volume={23},
	pages={1539-40},
	year={1982}
}

@ARTICLE{KarMac82,
	author={A. Karlhede and M.A.H. MacCallum},
	title={On determining the isometry group of a {Riemannian}
		manifold},
	journal={ Gen. Rel. Grav.},
	volume={14},
	pages={673-682},
	year={1982}
}

@ARTICLE{Mac82,
	author={M.A.H. MacCallum},
	title={Relativistic cosmologies},
	journal={ Irish Astron. J.},
	volume={15},
	pages={125-127},
	year={1982}
}

@INCOLLECTION{Mac82a,
	author={M.A.H. MacCallum},
	title={Relativistic cosmology for astrophysicists},
	booktitle={Origin and evolution of the galaxies},
	editor={V. de Sabbata},
	publisher={World Scientific},
	address={Singapore},
	pages={9-33},
	note={Also, in revised form, in ``Origin and evolution of the
		galaxies'', ed. B.{J}.{T}. and J.{E}. {J}ones, Nato
		Advanced Study Institute Series, 97, pp. 9-39,
		D.{R}eidel and Co., Dordrecht, 1983.},
	year={1982}
}

@ARTICLE{MacMouTom82,
	author={M.A.H. MacCallum and A. Moussiaux and P. Tombal and J. Demaret},
	title={Comment on ``{On} the general solution for `diagonal'
		vacuum {Bianchi} type {III} model with a cosmological
		constant''},
	journal={ J. Phys. A},
	volume={15},
	pages={1757-8},
	year={1982}
}

@ARTICLE{MacSpeSza82,
	author={M.A.H. MacCallum and A. Spero and D.A. Szafron},
	title={On the geometry of the {Zel'manov-Grishchuk}
		homogeneity criterion},
	journal={ Phys. Lett. A},
	volume={87},
	pages={157-8},
	year={1982}
}

@INCOLLECTION{Mac83,
	author={M.A.H. MacCallum},
	title={Classifying metrics in theory and practice},
	booktitle={Unified field theories of more than 4 dimensions, including exact solutions},
	editor={V. de Sabbata and E. Schmutzer},
	publisher={World Scientific},
	address={Singapore},
	pages={352-382},
	year={1983}
}

@INCOLLECTION{Mac83a,
	author={M.A.H. MacCallum},
	title={Proposed format for recording the invariant
		characterization of exact solutions},
	booktitle={Contributed papers of the 10th international conference on general relativity and gravitation},
	editor={B. Bertotti and F. de Felice and A. Pascolini},
	publisher={Consiglione Nazionale di Ricerce},
	address={Rome},
	pages={301-3},
	year={1983}
}

@ARTICLE{Mac83b,
	author={M.A.H. MacCallum},
	title={Static and stationary `cylindrically symmetric'
		{Einstein}-{Maxwell} fields, and the solutions of {Van
		den Bergh and Wils}},
	journal={ J. Phys. A},
	volume={16},
	pages={3853-66},
	year={1983}
}

@INCOLLECTION{AmadInJol84,
	author={J.E. {\AA}man and R.A. d'Inverno and G.C. Joly and M.A.H. MacCallum},
	title={Quartic equations and algorithms for {Riemann} tensor
		classification},
	booktitle={EUROSAM 84: Proceedings of the 1984 European conference on symbolic and algebraic manipulation},
	editor={J. Fitch},
	publisher={Springer Verlag},
	address={Berlin and Heidelberg},
	volume={174},
	pages={47-58},
	series={Lecture Notes in Computer Science},
	year={1984}
}

@BOOK{BonIslMac84,
	author={W.B. Bonnor and J.N. Islam and M.A.H. MacCallum~(eds.)},
	title={Classical general relativity (Proceedings of the 1983
		London conference on classical (non-quantum) general
		relativity)},
	publisher={Cambridge University Press},
	address={Cambridge},
	pages={1-269},
	year={1984}
}

@TECHREPORT{KraSteMac84,
	author={D. Kramer and H. Stephani and M.A.H. MacCallum and E. Herlt},
	title={Exact solutions of {Einstein's} field equations:
		corrections},
	institution={Queen Mary College},
	pages={1-19},
	number={Preprint (unpublished)},
	year={1984}
}

@INCOLLECTION{Mac84,
	author={M.A.H. MacCallum},
	title={Algebraic computing in general relativity},
	booktitle={Classical general relativity (Proceedings of the 1983 London conference on classical (non-quantum) general relativity)},
	editor={W.B. Bonnor and J.N. Islam and M.A.H. MacCallum},
	publisher={Cambridge University Press},
	address={Cambridge},
	pages={145-171},
	year={1984}
}

@INCOLLECTION{Mac84a,
	author={M.A.H. MacCallum},
	title={Exact solutions and singularities. {R}eport of workshop
		{A2}},
	booktitle={General Relativity and Gravitation (Proceedings of the 10th international conference on general relativity and gravitation, Padova, 1983)},
	editor={B. Bertotti and F. de Felice and A. Pascolini},
	publisher={D. Reidel and Co.},
	address={Dordrecht},
	pages={69-81},
	year={1984}
}

@INCOLLECTION{Mac84b,
	author={M.A.H. MacCallum},
	title={Exact solutions in cosmology},
	booktitle={Solutions of Einstein's equations: techniques and results (Retzbach, Germany, 1983)},
	editor={C. Hoenselaers and W. Dietz},
	publisher={Springer Verlag},
	address={Berlin and Heidelberg},
	volume={205},
	pages={334-366},
	series={Lecture Notes in Physics},
	year={1984}
}

@INCOLLECTION{AmadInJol85,
	author={J.E. {\AA}man and R.A. d'Inverno and G.C. Joly and M.A.H. MacCallum},
	title={Progress on the equivalence problem},
	booktitle={EUROCAL 85: proceedings of the European conference on computer algebra, Linz, Austria, vol. 2},
	editor={B.F. Caviness},
	publisher={Springer Verlag},
	address={Berlin and Heidelberg},
	volume={204},
	pages={89-98},
	series={Lecture Notes in Computer Science},
	year={1985}
}

@ARTICLE{Mac85,
	author={M.A.H. MacCallum},
	title={On some {Einstein}-{Maxwell} fields of high symmetry},
	journal={ Gen. Rel. Grav.},
	volume={17},
	pages={659-668},
	year={1985}
}

@INCOLLECTION{Mac85a,
	author={M.A.H. MacCallum},
	title={Relativistic cosmological models},
	booktitle={Observational and theoretical aspects of relativistic astrophysics and cosmology (Proceedings of the 1984 Santander School)},
	editor={J.L. Sanz and L.J. Goicoechea},
	publisher={World Scientific},
	address={Singapore},
	pages={183-228},
	year={1985}
}

@ARTICLE{Mac85b,
	author={M.A.H. MacCallum},
	title={Understanding the solutions of {Einstein's} equations},
	journal={ Quart. J. Roy. Astron. Soc.},
	volume={26},
	pages={127-136},
	note={Invited lecture given at the G.C. McVittie 80th
		birthday meeting. Also appeared in abbreviated form in
		Bull. {I}nst. {M}aths. {A}pplns., 21, 85-6, 1985.},
	year={1985}
}

@INCOLLECTION{MacBer85,
	author={M.A.H. MacCallum and N. {Van den Bergh}},
	title={Non-inheritance of static symmetry by {Maxwell} fields},
	booktitle={Galaxies, axisymmetric systems and relativity: essays presented to W.{B}. {B}onnor on his 65th birthday},
	editor={M.A.H. MacCallum},
	publisher={Cambridge University Press},
	address={Cambridge},
	pages={138-148},
	year={1985}
}

@BOOK{Mac85c,
	author={M.A.H. MacCallum~(ed.)},
	title={Galaxies, axisymmetric systems and relativity: essays
		presented to W.{B}. {B}onnor on his 65th birthday},
	publisher={Cambridge University Press},
	address={Cambridge},
	pages={1-300},
	year={1985}
}

@INCOLLECTION{Mac86,
	author={M.A.H. MacCallum},
	title={Algebraic computing in relativity},
	booktitle={Dynamical spacetimes and numerical relativity},
	editor={J.M. Centrella},
	publisher={Cambridge University Press},
	address={Cambridge},
	pages={411-445},
	year={1986}
}

@INCOLLECTION{Mac86a,
	author={M.A.H. MacCallum},
	title={Computer-aided classification of exact solutions in
		general relativity},
	booktitle={Gravitational Collapse and Relativity (Proceedings of the XIV Yamada conference)},
	editor={H. Sato and T. Nakamura},
	publisher={World Scientific},
	address={Singapore},
	pages={127-140},
	year={1986}
}

@ARTICLE{Mac86b,
	author={M.A.H. MacCallum},
	title={Computer algebra-tomorrow's calculator},
	journal={ New Scientist},
	number={1531},
	pages={52-55},
	year={1986}
}

@ARTICLE{MacAma86,
	author={M.A.H. MacCallum and J.E. {\AA}man},
	title={Algebraically independent $n$-th derivatives of the
		{Riemann} curvature spinor in a general space-time},
	journal={ Class. Quant. Grav.},
	volume={3},
	pages={1133-1141},
	year={1986}
}

@INCOLLECTION{Mac87,
	author={M.A.H. MacCallum},
	title={Lectures on computer algebra, exact solutions and
		cosmology},
	booktitle={Cosmology and high energy (Proceedings of the second workshop on fundamental physics, University of Puerto Rico at Humacao, 1986)},
	editor={E. Esteban},
	publisher={Colegio Universitario Humacao},
	address={Humacao, Puerto Rico},
	pages={1-68},
	year={1987}
}

@INCOLLECTION{Mac87a,
	author={M.A.H. MacCallum},
	title={Strengths and weaknesses of cosmological big-bang
		theory},
	booktitle={Theory and observational limits in cosmology},
	editor={W.R. Stoeger},
	publisher={Specola Vaticana},
	address={Vatican City},
	pages={121-142},
	year={1987}
}

@BOOK{Mac87b,
	author={M.A.H. MacCallum~(ed.)},
	title={General Relativity and Gravitation (Proceedings of the
		11th international conference, Stockholm, 1986)},
	publisher={Cambridge University Press},
	address={Cambridge},
	pages={1-407},
	year={1987}
}

@ARTICLE{CasMacMan89,
	author={J. Castejon-Amenedo and M.A.H. MacCallum and V.S. Manko},
	title={On an axisymmetric solution of the vacuum {Einstein}
		equations for a stationary rotating mass},
	journal={ Class. Quant. Grav.},
	volume={6},
	pages={L211-215},
	year={1989}
}

@ARTICLE{FeiMacSen89,
	author={A. Feinstein and M.A.H. MacCallum and J.M.M. Senovilla},
	title={On the ambiguous evolution and production of matter in
		space-times with colliding waves},
	journal={ Class. Quant. Grav.},
	volume={6},
	pages={L217-221},
	year={1989}
}

@INCOLLECTION{Mac89,
	author={M.A.H. MacCallum},
	title={Algebraic computing in relativistic gravity},
	booktitle={Proceedings of the IXth international congress on Mathematical Physics (17-27 July, 1988; Swansea)},
	editor={B. Simon and A. Truman and I.M. Davies},
	publisher={Adam Hilger},
	address={London},
	pages={264-267},
	year={1989}
}

@ARTICLE{Mac89a,
	author={M.A.H. MacCallum},
	title={Comments on the performance of algebra systems in
		general relativity and a recent paper by {Nielsen and
		Pedersen}},
	journal={ ACM SIGSAM Bulletin},
	volume={23},
	pages={22-25},
	year={1989}
}

@INCOLLECTION{Mac89b,
	author={M.A.H. MacCallum},
	title={Computer algebra in relativistic gravity},
	booktitle={Proceedings of the Fifth Marcel Grossmann meeting on general relativity. Part A},
	editor={D.G. Blair and M.J. Buckingham},
	publisher={World Scientific},
	address={Singapore},
	pages={1157-1164},
	year={1989}
}

@INCOLLECTION{Mac89c,
	author={M.A.H. MacCallum},
	title={Computer algebra in research and teaching},
	booktitle={Proceedings of the sixth annual Algebra Conference of Victoria},
	editor={G. Clarke and P. Higgins and K. Horadam},
	publisher={Royal Melbourne Institute of Technology},
	address={Melbourne},
	pages={61-76},
	online={papers/other/rmit.tex},
	series={Department of Mathematics Technical Report No.1, 1989},
	year={1989}
}

@INCOLLECTION{Mac89d,
	author={M.A.H. MacCallum},
	title={An ordinary differential solver for {REDUCE}},
	booktitle={Symbolic and algebraic computation (International symposium ISSAC '88)},
	editor={P. Gianni},
	publisher={Springer-Verlag},
	address={Berlin and Heidelberg},
	volume={358},
	pages={196-205},
	series={Lecture Notes in Computer Science},
	year={1989}
}

@INCOLLECTION{Mac89e,
	author={M.A.H. MacCallum},
	title={An overview of exact solutions of {Einstein's}
		equations and their classification},
	booktitle={Highlights in gravitation and cosmology (Proceedings of the Goa conference 1987)},
	editor={B.R. Iyer and A. Kembhavi and J.V. Narlikar and C.V. Vishveshwara},
	publisher={Cambridge University Press},
	address={London and New York},
	pages={3-14},
	year={1989}
}

@INCOLLECTION{Mac89f,
	author={M.A.H. MacCallum},
	title={Symbolic computation in relativity theory},
	booktitle={EUROCAL 87 (Proceedings of the European Conference on Computer Algebra,  Leipzig, 1987)},
	editor={J.H. Davenport},
	publisher={Springer-Verlag},
	address={Berlin and Heidelberg},
	volume={378},
	pages={34-43},
	series={Lecture Notes in Computer Science},
	year={1989}
}

@BOOK{Ste89,
	author={H. Stephani},
	title={Differential equations - their solution using
		symmetries},
	publisher={Cambridge University Press},
	address={New York and London},
	pages={1-260},
	note={ed. M.A.H. MacCallum},
	year={1989}
}

@ARTICLE{CasMac90,
	author={J. Castejon-Amenedo and M.A.H. MacCallum},
	title={On finding hypersurface-orthogonal {Killing} fields},
	journal={ Gen. Rel. Grav.},
	volume={22},
	pages={393-415},
	year={1990}
}

@ARTICLE{CasMacMan90,
	author={J. Castejon-Amenedo and M.A.H. MacCallum and V.S. Manko},
	title={On event horizons in static vacuum spacetimes},
	journal={ Phys. Lett. A},
	volume={145},
	pages={11-13},
	year={1990}
}

@ARTICLE{JolMac90,
	author={G.C. Joly and M.A.H. MacCallum},
	title={Computer-aided classification of the {Ricci} tensor in
		general relativity},
	journal={ Class. Quant. Grav.},
	volume={7},
	pages={541-556},
	year={1990}
}

@INCOLLECTION{Mac90,
	author={M.A.H. MacCallum},
	title={Computer algebra and exact solutions of the {Einstein}
		equations},
	booktitle={Recent developments in gravitation (Proceedings of the ``Relativity Meeting -- 89'')},
	editor={E. Verdaguer and J. Garriga and J. Cespedes},
	publisher={World Scientific},
	address={Singapore},
	pages={163-191},
	year={1990}
}

@INCOLLECTION{Mac90a,
	author={M.A.H. MacCallum},
	title={The {GR12} Algebraic computing workshop},
	booktitle={General Relativity and Gravitation, 1989},
	editor={N. Ashby and D.F. Bartlett and W. Wyss},
	publisher={Cambridge University Press},
	address={Cambridge, New York and Melbourne},
	pages={113-120},
	year={1990}
}

@ARTICLE{Mac90b,
	author={M.A.H. MacCallum},
	title={On ``generalized {{Kasner}}'' metrics and the solutions
		of {Harris and Zund}},
	journal={ Wiss. Z. FSU Jena},
	volume={39},
	number={1},
	pages={102-106},
	note={Festschrift for E. Schmutzer.},
	year={1990}
}

@ARTICLE{AmadInJol91,
	author={J.E. {\AA}man and R.A. d'Inverno and G.C. Joly and M.A.H. MacCallum},
	title={Quartic equations and classification of {Riemann}
		tensors in general relativity},
	journal={ Gen. Rel. Grav.},
	volume={23},
	pages={1023-1056},
	year={1991}
}

@INCOLLECTION{Mac91,
	author={M.A.H. MacCallum},
	title={Computer-aided classification of exact solutions in
		general relativity},
	booktitle={General relativity and gravitational physics (9th Italian Conference)},
	editor={R. Cianci and R. de Ritis and M. Francaviglia and G. Marmo and C. Rubano and P. {S}cudellaro},
	publisher={World Scientific},
	address={Singapore},
	pages={318-337},
	year={1991}
}

@INCOLLECTION{Mac91a,
	author={M.A.H. MacCallum},
	title={Computer-aided classification of geometries in general
		relativity},
	booktitle={Computer Algebra in Physical Research (IV-th International Conference, Dubna, {USSR}, 1990): memorial volume for N.{N}. {G}ovorun},
	editor={D.V. Shirkov and V.V. Rostovtsev and V.P. Gerdt},
	publisher={World Scientific},
	address={Singapore},
	pages={278-287},
	year={1991}
}

@INCOLLECTION{MacWri91,
	author={M.A.H. MacCallum and F.J. Wright},
	title={Algebraic computing with {REDUCE}},
	booktitle={Proceedings of the first Brazilian school on computer algebra},
	editor={M.J. Rebou\c{c}as and W.L. Roque},
	publisher={Oxford University Press},
	address={Oxford},
	pages={1-294},
	year={1991}
}

@ARTICLE{JolMacSik92,
	author={G.C. Joly and M.A.H. MacCallum and S.T.C. Siklos},
	title={On the {Bampi-Cianci} `generalized axisymmetric
		solutions'},
	journal={ Class. Quant. Grav.},
	volume={9},
	pages={795-798},
	year={1992}
}

@INCOLLECTION{Mac92,
	author={M.A.H. MacCallum},
	title={Computer algebra in gravity - past, present and future},
	booktitle={General Relativity and Relativistic Astrophysics (Proceedings of the 4th Canadian conference)},
	editor={G. Kunstatter and D. Vincent and J.G. Williams},
	publisher={World Scientific},
	address={Singapore},
	pages={315-331},
	year={1992}
}

@ARTICLE{Mac92a,
	author={M.A.H. MacCallum},
	title={Gravity is less attractive},
	journal={ Gen. Rel. Grav.},
	volume={24},
	number={April},
	pages={461-462},
	note={April Fool piece},
	year={1992}
}

@ARTICLE{MacSik92,
	author={M.A.H. MacCallum and S.T.C. Siklos},
	title={Algebraically-special hypersurface-homogeneous
		{Einstein} spaces in general relativity},
	journal={ J. Geom. Phys.},
	volume={8},
	pages={221-242},
	year={1992}
}

@INCOLLECTION{FonRebMac93,
	author={J.B. Fonseca-Neto and M.J. Rebou\c{c}as and M.A.H. MacCallum},
	title={Algebraic computing in torsion theories of gravitation},
	booktitle={Proceedings of IMACS Symposium SC-93 on Symbolic Computation: new trends and developments},
	editor={G. Jacob and N.E. Oussous and S. Steinberg},
	publisher={IMACS},
	address={Lille},
	pages={103-109},
	year={1993}
}

@INCOLLECTION{Mac93,
	author={M.A.H. MacCallum},
	title={Anisotropic and inhomogeneous cosmologies},
	booktitle={The Renaissance of General Relativity and Cosmology (A survey to celebrate the 65th birthday of Dennis Sciama)},
	editor={G. Ellis and A. Lanza and J.C. Miller},
	publisher={Cambridge University Press},
	address={Cambridge},
	pages={213-233},
	online={gr-qc/9212014},
	year={1993}
}

@INCOLLECTION{Mac93a,
	author={M.A.H. MacCallum},
	title={Inhomogeneous and anisotropic cosmologies},
	booktitle={The origin of structure in the universe},
	editor={E. Gunzig and P. Nardone},
	publisher={Kluwer},
	address={Dordrecht},
	volume={393},
	pages={131-159},
	online={gr-qc/9212013},
	series={NATO ASI Series C},
	year={1993}
}

@INCOLLECTION{Mac93b,
	author={M.A.H. MacCallum},
	title={{ODESOLVE} and {PSODE}},
	booktitle={ESPRIT Working Group CATHODE first technical report: Proceedings of the Han Workshop},
	editor={J. Sengier},
	publisher={Universite Libre},
	address={Bruxelles},
	pages={1-11},
	online={papers/other/hanme.tex},
	year={1993}
}

@INCOLLECTION{Mac93c,
	author={M.A.H. MacCallum},
	title={Report of the non-linear equations group discussion},
	booktitle={ESPRIT Working Group CATHODE first technical report: Proceedings of the Han Workshop},
	editor={J. Sengier},
	publisher={Universite Libre},
	address={Bruxelles},
	pages={1-11},
	online={papers/other/hannl.tex},
	year={1993}
}

@ARTICLE{PaiRebMac93,
	author={F.M. Paiva and M.J. Rebou\c{c}as and M.A.H. MacCallum},
	title={On limits of spacetimes -- a coordinate-free approach},
	journal={ Class. Quant. Grav.},
	volume={10},
	pages={1165-1178},
	online={gr-qc/9302005},
	year={1993}
}

@ARTICLE{BonGriMac94,
	author={W.B. Bonnor and J.B. Griffiths and M.A.H. MacCallum},
	title={Physical interpretation of vacuum solutions of
		{Einstein's} equations. {P}art {II}. {T}ime-dependent
		solutions},
	journal={ Gen. Rel. Grav. },
	volume={26},
	pages={687-729},
	year={1994}
}

@INCOLLECTION{Mac94,
	author={M.A.H. MacCallum},
	title={Relativistic cosmologies},
	booktitle={Deterministic chaos in general relativity},
	editor={D.W. Hobill and A. Burd and A. Coley},
	publisher={Plenum Press},
	address={New York},
	volume={332},
	pages={179-201},
	series={Nato ASI Series B},
	year={1994}
}

@INCOLLECTION{MacSke94,
	author={M.A.H. MacCallum and J.E.F. Skea},
	title={{SHEEP}: a computer algebra system for general
		relativity},
	booktitle={Algebraic computing in general relativity (Proceedings of the first Brazilian school on computer algebra, vol 2)},
	editor={M.J. Rebou\c{c}as and W.L. Roque},
	publisher={Oxford University Press},
	address={Oxford},
	pages={1-172 and index pp. 361-9},
	year={1994}
}

@ARTICLE{ChrMacSin95,
	author={P.T. Chrusciel and M.A.H. MacCallum and D.B. Singleton},
	title={Gravitational waves in general relativity: {XIV}.
		{B}ondi expansions and the ``polyhomogeneity'' of Scri},
	journal={ Phil. Trans. Roy. Soc. A},
	volume={350},
	pages={113-141},
	online={gr-qc/9305021},
	year={1995}
}

@INCOLLECTION{Mac95,
	author={M.A.H. MacCallum},
	title={Exact inhomogeneous models and their significance for
		cosmology},
	booktitle={Inhomogeneous cosmological models (Proceedings of the Spanish Relativity Meeting, {ERE} 94, Mao, Menorca)},
	editor={A. Molina and J.M.M. Senovilla},
	publisher={World Scientific},
	address={Singapore},
	pages={3-26},
	year={1995}
}

@INCOLLECTION{Mac95a,
	author={M.A.H. MacCallum},
	title={Goals of {Cathode}, overview of problems, research and
		results},
	booktitle={Cathode Workshop Nijmegen},
	editor={A.H.M. Levelt},
	publisher={University of Nijmegen},
	address={Department of Mathematics},
	pages={9-14},
	online={papers/other/nijm.tex},
	year={1995}
}

@INCOLLECTION{Mac95b,
	author={M.A.H. MacCallum},
	title={Using computer algebra to solve ordinary differential
		equations},
	booktitle={Computer algebra in industry 2: Problem solving in practice},
	editor={A.M. Cohen and L.J. van Gastel and S.M. Verduyn Lunel},
	publisher={John Wiley and Sons},
	address={Chichester},
	pages={19-41},
	year={1995}
}

@ARTICLE{FonRebMac96,
	author={J.B. Fonseca-Neto and M.J. Rebou\c{c}as and M.A.H. MacCallum},
	title={Algebraic computing in torsion theories of gravitation},
	journal={ Mathematics and computers in simulation},
	volume={42},
	number={4-6},
	pages={739-748},
	year={1996}
}

@INCOLLECTION{Mac96,
	author={M.A.H. MacCallum},
	title={Computer algebra and applications in relativity and
		gravity},
	booktitle={Recent Developments in Gravitation and Mathematical Physics: Proceedings of the First Mexican School on Gravitation and Mathematical Physics},
	editor={A. Macias and T. Matos and O. Obregon and H. Quevedo},
	publisher={World Scientific},
	address={Singapore},
	pages={3-41},
	year={1996}
}

@ARTICLE{Mac96a,
	author={M.A.H. MacCallum},
	title={Computer algebra and differential equations},
	journal={ Mathematics and Computers in Simulation},
	volume={42},
	pages={385-386},
	note={Editorial introduction},
	year={1996}
}

@INCOLLECTION{DadMac97,
	author={N. Dadhich and M.A.H. MacCallum},
	title={Report on the Workshop on Classical General Relativity},
	booktitle={Gravitation and cosmology (Proceedings of ICGC-95)},
	editor={S. Dhurandhar and T. Padmanabhan},
	publisher={Kluwer Academic},
	address={Dordrecht},
	pages={279-296},
	year={1997}
}

@ARTICLE{Lem33,
	author={G. Lema\^{\i}tre},
	title={L'univers en expansion},
	journal={ Ann. Soc. Sci. Bruxelles A},
	volume={53},
	pages={51},
	note={Translation by M.A.H. MacCallum in Gen. Rel. Grav., 29,
		641-680 (1997)},
	year={1933}
}

@INCOLLECTION{Mac97,
	author={M.A.H. MacCallum},
	title={Closing summary},
	booktitle={Gravitation and cosmology (Proceedings of ICGC-95)},
	editor={S. Dhurandhar and T. Padmanabhan},
	publisher={Kluwer Academic},
	address={Dordrecht},
	pages={199-303},
	year={1997}
}

@INCOLLECTION{Mac97a,
	author={M.A.H. MacCallum},
	title={Solving differential equations by computer algebra},
	booktitle={Differential and Difference Equations and computer algebra: in honour of A.{H}.{M}. {L}evelt},
	editor={E. Hubbers},
	publisher={University of Nijmegen},
	address={Nijmegen},
	pages={23-31},
	online={papers/levelt/levelt.tex},
	year={1997}
}

@INCOLLECTION{Mac97b,
	author={M.A.H. MacCallum},
	title={Theoretical and mathematical cosmology},
	booktitle={General Relativity and Gravitation: Proceedings of the 14th International Conference},
	editor={M. Francaviglia and G. Longhi and L. Lusanna and E. Sorace},
	publisher={World Scientific},
	address={Singapore},
	pages={503-509},
	year={1997}
}

@ARTICLE{ManMac97,
	author={Y.K. Man and M.A.H. MacCallum},
	title={A rational approach to the {Prelle-Singer} algorithm},
	journal={ J. Symb. Comp.},
	volume={24},
	pages={31-43},
	year={1997}
}

@ARTICLE{BonSanMac98,
	author={W.B. Bonnor and N.O. Santos and M.A.H. MacCallum},
	title={An exterior for the G\"odel spacetime},
	journal={ Class. Quant. Grav.},
	volume={15},
	pages={357-366},
	online={gr-qc/9711011},
	year={1998}
}

@ARTICLE{ChrJezMac98,
	author={P.T. Chrusciel and J. Jezierski and M.A.H. Maccallum},
	title={Uniqueness of the {Trautman}-{Bondi} mass: art. no.
		084001},
	journal={ Phys. Rev. D},
	volume={5808},
	pages={4001 (16 pages)},
	online={gr-qc/9803010},
	year={1998}
}

@ARTICLE{ChrJezMac98a,
	author={P.T. Chru\'sciel and J. Jezierski and M.A.H. MacCallum},
	title={Uniqueness of scalar field energy and gravitational
		energy in the radiating regime},
	journal={ Phys. Rev. Lett.},
	volume={80},
	pages={5052--5055},
	note={Was: Uniqueness of the mass in the radiating regime},
	online={gr-qc/9801073},
	year={1998}
}

@ARTICLE{Mac98,
	author={M.A.H. MacCallum},
	title={Hypersurface-orthogonal generators of an orthogonally
		transitive $G_2I$, topological identifications, and
		axially and cylindrically symmetric spacetimes},
	journal={ Gen. Rel. Grav.},
	volume={30},
	pages={131-150},
	online={gr-qc/9710024},
	year={1998}
}

@INCOLLECTION{Mac98a,
	author={M.A.H. MacCallum},
	title={Integrability in tetrad formalisms and conservation in
		cosmology},
	booktitle={Current Topics in Mathematical Cosmology (Proceedings of the International Seminar)},
	editor={M. Rainer and H.-J. Schmidt},
	publisher={World Scientific},
	address={Singapore},
	pages={133-142},
	note={gr-qc/9806003},
	online={papers/consis/potsdam.tex},
	year={1998}
}

@ARTICLE{MacSan98,
	author={M.A.H. MacCallum and N.O. Santos},
	title={Stationary and static cylindrically symmetric
		{Einstein} spaces of the {Lewis} form},
	journal={ Class. Quant. Grav.},
	volume={15},
	pages={1627-1636},
	online={gr-qc/9712028},
	year={1998}
}

@ARTICLE{PaiRebHal98,
	author={F.M. Paiva and M.J. Rebou\c{c}as and G.S. Hall and M.A.H. MacCallum},
	title={Limits of the energy-momentum tensor in general
		relativity},
	journal={ Class. Quant. Grav.},
	volume={15},
	pages={1031-1041},
	online={gr-qc/9708045},
	year={1998}
}

@ARTICLE{AmaFonMac98,
	author={J.E. {\AA}man and J.B. Fonseca-Neto and M.A.H. MacCallum and M.J. Rebou\c{c}as},
	title={{Riemann}-{Cartan} Space-times of {G\"odel} Type},
	journal={ Class. Quant. Grav.},
	volume={15},
	pages={1089-1101},
	online={gr-qc/9711064},
	year={1998}
}

@INCOLLECTION{Mac99,
	author={M.A.H. MacCallum},
	title={On the enumeration of the real four-dimensional {Lie}
		algebras},
	booktitle={On Einstein's Path: essays in honor of Engelbert   Schucking},
	editor={A.L. Harvey},
	publisher={Springer Verlag},
	address={New York},
	pages={299-317},
	note={First version circulated as a preprint in 1979.},
	online={papers/schucking/liealg.tex},
	year={1999}
}

@ARTICLE{Bel62,
	author={L. Bel},
	title={Les \'etats de radiation et le probl\`eme de l'energie
		en relativit\'e g\'en\'erale},
	journal={ Cah. Phys.},
	volume={16},
	pages={59-80},
	note={Translation "Radiation states and the problem of energy
		in general relativity" by M.{A}.{H}. {M}acCallum, Gen.
		{R}el. {G}rav. 32, 2047-2078 (2000)},
	online={papers/other/bel.tex},
	year={1962}
}

@ARTICLE{Mac00,
	author={M.A.H. MacCallum},
	title={Discrete symmetries of spacetime},
	journal={ Ann. Phys. (Leipzig)},
	volume={9},
	pages={SI 125-128},
	note={This is a special number containing the proceedings of
		the 1999 Journees Relativistes},
	online={papers/weimar/weimar.tex},
	year={2000}
}

@INCOLLECTION{Mac00a,
	author={M.A.H. MacCallum},
	title={Symbolic and algebraic computation},
	booktitle={Encyclopaedia of Computer Science and Technology},
	editor={A. Kent and J.G. Williams},
	publisher={Marcel Dekker},
	address={New York},
	volume={42, Supplement 27},
	pages={371-390},
	online={papers/other/encycl.tex},
	year={2000}
}

@ARTICLE{Mac00b,
	author={M.A.H. MacCallum},
	title={Workshop 1: Dynamics of the {Einstein} field equations},
	journal={ Gen. Rel. Grav.},
	volume={32},
	pages={999-1004},
	note={Special number of Gen. Rel. Grav. containing the
		proceedings of the 1999 South African Relativity
		Society honouring the 60th birthday of G.{F}.{R}.
		{E}llis, edited by M.{A}.{H}. {M}acCallum, P.{K}.{S}.
		{D}unsby and R.{A}. {M}aartens (editorial introduction
		pp. 975-998)},
	online={papers/other/sars99.tex},
	year={2000}
}

@ARTICLE{Pet54,
	author={A.Z. Petrov},
	title={The classification of spaces defining gravitational
		fields},
	journal={ Scientific Proceedings of Kazan State University (named after V.{I}. {U}lyanov-Lenin), Jubilee (1804-1954) Collection},
	volume={114},
	number={8},
	pages={55-69},
	note={Translation by J. Jezierski and M.A.H. MacCallum, with
		introduction by M.{A}.{H}. {M}acCallum, Gen. {R}el.
		{G}rav. 32, 1661-1685 (2000)},
	online={papers/petrov/petrov.tex},
	year={1954}
}

@ARTICLE{NayMacVis01,
	author={K. Rajesh Nayak and M.A.H. MacCallum and C.V. Vishveshwara},
	title={Black holes in non-flat backgrounds: the
		{{Schwarzschild}} black hole in the {Einstein}
		Universe},
	journal={ Phys. Rev. D},
	volume={63},
	pages={024020 (5 pages)},
	online={gr-qc/0006040},
	year={2001}
}

@ARTICLE{Nov64,
	author={I.D. Novikov},
	title={R- and T-regions in space-time with spherically
		symmetric space},
	journal={ Soobscenija GAIS [Communications of the Sternberg State  Astronomical Institute]},
	volume={132},
	number={3},
	pages={3-42},
	note={Translation by S.B. Beisekeev and M.A.H. MacCallum in
		Gen. {R}el. {G}rav. 33, 2259-2295 (2001)},
	online={papers/novikov/novikov.tex},
	year={1964}
}

@ARTICLE{Mac02,
	author={M.A.H. MacCallum},
	title={Computer algebra in general relativity},
	journal={ Int. J. Mod. Phys. A},
	volume={17},
	pages={2707-2710},
	note={Special issue: Proceedings of the conference on general
		relativity, cosmology and relativistic astrophysics
		(Journ\'ees Relativistes), ed.\ C. {B}arrab\`es and
		P.{A}. {H}ogan},
	online={papers/dublin/dublin.pdf},
	year={2002}
}

@INCOLLECTION{MenMac02,
	author={F.C. Mena and M.A.H. MacCallum},
	title={Locally discretely isotropic space-times},
	booktitle={Proceedings of the Ninth Marcel Grossmann Meeting on General Relativity},
	editor={V.G. Gurzadyan and R.T. Jantzen and R. Ruffini},
	publisher={World Scientific},
	address={Singapore},
	pages={1976},
	online={papers/mena/MGIX-paper.tex },
	year={2002}
}

@TECHREPORT{Mac03,
	author={M.A.H. MacCallum},
	title={Rewriting the exact solutions book (and how we handled
		the cosmological solutions)},
	institution={Warsaw},
	pages={13},
	online={http://www.impan.gov.pl/Gravitation/ConfProc/index.html},
	number={In online proceedings of ``Mathematics of Gravitation II''},
	year={2003}
}

@INCOLLECTION{MacVal03,
	author={M.A.H. MacCallum and J. Valiente~Kroon},
	title={Polyhomogeneous asymptotics in spacetimes},
	booktitle={Talk given in the "Hyperbolic models in astrophysics and cosmology" meeting at the Isaac {Newton} Institute, June 2003},
	publisher={Isaac Newton Institute},
	address={Cambridge},
	online={http://www.newton.cam.ac.uk/webseminars/pg+ws/2003/NPAW03/0625/maccallum/frame-intro.html},
	year={2003}
}

@BOOK{SteKraMac03,
	author={H. Stephani and D. Kramer and M.A.H. MacCallum and C.A. Hoenselaers and E. Herlt},
	title={Exact solutions of {Einstein's} field equations, 2nd
		edition},
	publisher={Cambridge University Press},
	address={Cambridge},
	pages={1-701 + xxix},
	note={Corrected Paperback edition, 2009},
	year={2003}
}

@ARTICLE{Mac04,
	author={M.A.H. MacCallum},
	title={Editorial introduction to ``Empty space-times admitting
		a three parameter group of motions'' by A.{H}. {T}aub},
	journal={ Gen. Rel. Grav.},
	volume={36},
	pages={2689-95},
	online={papers/taub/taubedfinal.tex},
	year={2004}
}

@ARTICLE{Mac06,
	author={M.A.H. MacCallum},
	title={Concluding remarks},
	journal={ Gen. Rel. Grav.},
	volume={38},
	pages={1129-1134},
	note={Speech at my 60th birthday conference},
	year={2006}
}

@INCOLLECTION{Mac06a,
	author={M.A.H. MacCallum},
	title={Finding and using exact solutions of the {Einstein}
		equations},
	booktitle={A Century of Relativity Physics (ERE05, the XXVIII Spanish Relativity Meeting)},
	editor={L. Mornas and J.D. Alonso},
	publisher={American Institute of Physics},
	address={Melville, New York},
	pages={129-143},
	online={gr-qc/0601102},
	year={2006}
}

@ARTICLE{Mac06b,
	author={M.A.H. MacCallum},
	title={On singularities, horizons, invariants, and the results
		of Antoci, {Lie}bscher and Mihich ({GRG} 38, 15 (2006)
		and earlier).},
	journal={ Gen. Rel. Grav.},
	volume={38},
	pages={1887-1899},
	online={gr-qc/0608033},
	year={2006}
}

@ARTICLE{ParMac06,
	author={M.J. Pareja and M.A.H. MacCallum},
	title={Local freedom in the gravitational field revisited},
	journal={ Class. Quant. Grav.},
	volume={23},
	pages={5039-5048},
	online={gr-qc/0605075},
	year={2006},
	annote={http://stacks.iop.org/0264-9381/23/5039
		doi:10.1088/0264-9381/23/15/019}
}

@ARTICLE{DiPHerLeD07,
	author={A. Di~Prisco and L. Herrera and G. Le~Denmat and M.A.H. MacCallum and N.O. Santos},
	title={Nonadiabatic charged spherical gravitational collapse},
	journal={ Phys. Rev. D.},
	volume={76},
	pages={064017 (9 pages)},
	note={DOI 10.1103/PhysRevD.76.064017},
	online={arXiv:0707.2794},
	year={2007},
	annote={PRD submission DE10447}
}

@ARTICLE{EllMaaMac07,
	author={G.F.R. Ellis and R. Maartens and M.A.H. MacCallum},
	title={Causality and the speed of sound},
	journal={ Gen. Rel. Grav.},
	volume={39},
	pages={1651-1660},
	note={10.1007/s10714-007-0479-2},
	online={gr-qc/0703121},
	year={2007}
}

@ARTICLE{HerMacSan07,
	author={L. Herrera and M.A.H. MacCallum and N.O. Santos},
	title={Corrigendum: Cylindrical collapse and gravitational
		waves},
	journal={ Class. Quant. Grav.},
	volume={24},
	pages={1033},
	online={gr-qc/0611147 },
	year={2007},
	annote={Was: On the Matching Conditions for the Collapsing
		Cylinder}
}

@ARTICLE{MacMarVer07,
	author={M.A.H. MacCallum and M. Mars and R. Vera},
	title={Stationary axisymmetric exteriors for perturbations of
		isolated bodies in general relativity, to second order},
	journal={ Phys. Rev. D},
	volume={75},
	number={2},
	pages={024017 (19 pp.)},
	online={gr-qc/0609127},
	year={2007},
	annote={Was First and second order exterior metrics of
		stationary and axially symmetric slowly rotating stars
		{DOI} = 10.1103/PhysRevD.75.024017 {URL}:
		http://link.aps.org/abstract/{PRD/}v75/e024017}
}

@INCOLLECTION{MacMarVer07a,
	author={M.A.H. MacCallum and M. Mars and R. Vera},
	title={Second order perturbations of rotating bodies in
		equilibrium; the exterior vacuum problem},
	booktitle={Beyond General Relativity, Proceedings of the 2004 Spanish  Relativity Meeting 2004 ({ERE} 2004)},
	editor={Natxo Alonso-Alberca and Enrique  \'Alvarez and Tom\'as Ort\'in and Miguel \'Angel V\'azquez-Mozo},
	publisher={Ediciones de la Universidad Aut\'onoma de Madrid},
	address={Madrid},
	volume={119},
	pages={167-172},
	note={ISBN: 978-84-8344-059-9},
	online={papers/vera/pertmatch\_ERE2004.tex},
	series={Colecci\'on de Estudios},
	year={2007}
}

@BOOK{MacMik09,
	author={M.A.H. MacCallum and A.V. Mikhailov},
	title={Algebraic Theory of Differential Equations},
	publisher={Cambridge University Press},
	address={Cambridge},
	pages={1-240},
	series={LMS Lecture Notes series},
	year={2009}
}

@ARTICLE{ColHerLim09,
	author={A. Coley and S. Hervik and W.C. Lim and M.A.H. MacCallum},
	title={Properties of kinematic singularities},
	journal={ Class. Quant. Grav.},
	volume={26},
	pages={215008},
	online={arXiv:0907.1620},
	year={2009}
}

@ARTICLE{DiPHerMac09,
	author={A. Di~Prisco and L. Herrera and M.A.H. MacCallum and N.O. Santos},
	title={Shearfree cylindrical gravitational collapse},
	journal={ Phys. Rev. D},
	volume={80},
	pages={064031},
	note={DOI: 10.1103/PhysRevD.80.064031},
	online={arXiv:0904.0706},
	year={2009}
}

@ARTICLE{GarMacMar10,
	author={J. Gariel and M.A.H. MacCallum and G. Marcilhacy and N.O. Santos},
	title={{Kerr} Geodesics, the {Penrose} Process and Jet
		Collimation by a Black Hole},
	journal={ Astron. Astrophys.},
	volume={515},
	pages={A15-19},
	online={gr-qc/0702123v2},
	year={2010}
}

@ARTICLE{Mac11,
	author={M.A.H. MacCallum},
	title={Editorial note to: T. {L}evi-Civita, The physical
		reality of some normal spaces of {Bianchi} and to:
		{Einsteinian} $ds^2$ in {Newtonian} fields {IX}: The
		analog of the logarithmic potential},
	journal={ Gen. Rel. Grav.},
	volume={43},
	pages={2297-2306},
	year={2011}
}

@BOOK{EllMaaMac11,
	author={G.F.R. Ellis and R. Maartens and M.A.H. MacCallum},
	title={Relativistic cosmology},
	publisher={Cambridge University Press},
	address={Cambridge},
	pages={1-700},
	note={In press},
	year={2011}
}