Publications
On causal structure,
singularities:
On the relation between
causal structure and curvature,
Gen. Rel. Grav. 14 891--897 (1982)
On null geodesics from the
viewpoint of space-time singularities,
Gen. Rel. Grav. 15 187--194 (1983)
A note on the behaviour of the curvature tensor near spacetime
singularities, in Proceedings of the Fourth Marcel
Grossmann Meeting, Rome, Ed.: R. Ruffini, pp. 1719--1722,
Elsevier Science Publ. B.V; 1986
On singularity theorems and curvature growth, J. Math. Phys.
28 142--145 (1987) (pdf)
Causal measurability in chronological spaces, Gen. Rel. Grav.
19 1091--1100 (1987)
(pdf)
Causal boundary for strongly causal space-times, Class. Quantum
Grav. 5 121--134 (1988) (pdf)
Causal boundaries, in Relativity Today, Proceedings of the
Second Hungarian Relativity Workshop, Budapest, 31 Aug.-5 Sept.
1987, Ed.: Z. Perjés, pp. 37--44 World Scientific Publ Co.
1988
Causal boundary for strongly causal space-times II, Class.
Quantum Grav. 6 77--91 (1989) (pdf)
On spacetime symmetries:
Commutation properties of cyclic and null Killing symmetries,
J. Math. Phys. 28 2688--2691 (1987) (pdf)
On conserved quantities, geometry of
2-surfaces etc:
Canonical pseudotensors, Sparling's form and Noether currents,
KFKI Report 1991-29/B (pdf)
On canonical pseudotensors, Sparling's form and Noether currents,
Class. Quantum Grav. 9 2521-2541 (1992)
(pdf)
On the positivity of the quasi-local mass, Class. Quantum Grav.
10 1899-1905 (1993) (pdf)
Two dimensional Sen connections, in Proceedings of the 4th
Hungarian Relativity Workshop, July 12-17, 1992, Gárdony,
Ed.: R. P. Kerr and Z. Perjés, pp. 63-68, Akadémiai Kiadó,
Budapest 1994
Two dimensional Sen connections in general relativity, Class.
Quantum Grav. 11 1833-1846 (1994),
gr-qc/9402001
Two dimensional Sen connections and quasi-local energy-momentum,
Class. Quantum Grav. 11 1847-1866 (1994),
gr-qc/9402005
Quasi-local energy-momentum and two-surface characterization of
the pp-wave spacetimes, Class. Quantum Grav. 13
1661-1678 (1996),
gr-qc/9512013
Quasi-local energy-momentum and the Sen geometry of two-surfaces,
in Mathematics of Gravitation, Part I.: Lorentzian
geometry and Einstein equations, Ed. P. T. Chruschiel,
Banach Center Publications, Vol 41, Institute of Mathematics,
pp. 205-219, Polish Academy of Sciences, Warszawa, 1997
On certain quasi-local spin-angular momentum expressions for
small spheres, Class. Quantum Grav. 16 2889-2904 (1999),
gr-qc/9901068
The kernel of the edth operators on higher-genus spacelike
two-surfaces, Class. Quantum Grav. 18 1003-1014 (2001),
gr-qc/0010089, co-author: J. Frauendiener
On certain quasi-local spin-angular momentum expressions for
large spheres near the null infinity, Class. Quantum Grav.
18 5487-5510 (2001), Corr.: 19 2333 (2002),
gr-qc/0109047
On the roots of the Poincaré structure of asymptotically flat
spacetimes, Class. Quantum Grav. 20 2627-2662 (2003),
gr-qc/0302033
Quasi-local energy-momentum and angular momentum in GR: A review
article, Living Rev. Relativity, 7 (2004) No 4, pp.
1--135, URL:
www.livingreviews.org/lrr-2004-4
Comment on positivity of quasilocal mass, Phys. Rev. Lett.
92 259001 (2004),
gr-qc/0311006, co-authors: N. Ó Murchadha
and K. P. Tod
The Poincaré structure and the centre-of-mass of asymptotically
flat spacetimes, in Analytical and Numerical Approaches
to Mathematical Relativity, The proceedings of the 319th
WE-Heraeus Seminar on Mathematical Relativity, March 1--5,
2004, Bad Honnef, Germany, pp. 157--184, Ed.: J. Frauendiener,
D. J. W. Giulini and V. Perlick, Lecture Notes in Physics,
No 692, Springer Berlin/Heidelberg 2006
(pdf)
Quasi-local holography and quasi-local mass of classical fields
in Minkowski spacetime, Class. Quantum Grav. 22 855-878
(2005),
gr-qc/0411148
On a class of 2-surface observables in general relativity, Class.
Quantum Grav. 23 2291-2302 (2006),
gr-qc/0511059
Total angular momentum from Dirac eigenspinors,
Class. Quantum Grav. 25 025007 (2008) (25pp),
arXiv: 0709.1072 [gr-qc]
Chern--Simons functional in GR:
On a global conformal invariant of initial data sets, Class.
Quantum Grav. 14 3091-3107 (1997),
gr-qc/9706078,
co-author: R. Beig
On certain conformal invariants and 3-surface twistors of initial
data sets, Class. Quantum Grav. 17 793-811 (2000),
gr-qc/9909052
On the role of conformal three-geometries in the dynamics of
General Relativity, Class. Quantum Grav. 19 2375-2391
(2002),
gr-qc/0110106
A note on the Hamiltonian constraint in canonical GR,
Class. Quantum Grav. 25 095005 (2008) (5pp),