1. Abbott, L.F. and Deser, S., “Stability of gravity with a cosmological constant”, Nucl. Phys. B, 195, 76–96, (1982). [DOI]. (Cited on page 48.)
2. Abreu, G. and Visser, M., “Tolman mass, generalized surface gravity, and entropy bounds”, Phys. Rev. Lett., 105, 041302, (2010). [DOI], [arXiv:1005.1132]. (Cited on pages 114 and 123.)
3. Abreu, G. and Visser, M., “Entropy bounds for uncollapsed matter”, J. Phys.: Conf. Ser., 314, 012035, (2011). [DOI], [arXiv:1011.4538]. (Cited on pages 114 and 123.)
4. Abreu, G. and Visser, M., “Entropy bounds for uncollapsed rotating bodies”, J. High Energy Phys., 2011(03), 056 (2011). [DOI], [arXiv:1012.2867]. (Cited on page 123.)
5. Adamo, T. M., Newman, E.T. and Kozameh, C., “Null geodesic congruences, asymptotically-flat spacetimes and their physical interpretation”, Living Rev. Relativity, 15, lrr-2012-1 (2012). [arXiv:0906.2155]. URL (accessed 12 October 2012): http://www.livingreviews.org/lrr-2012-1. (Cited on page 47.)