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Advances in Astronomy
Volume 2012 (2012), Article ID 430694, 14 pages
http://dx.doi.org/10.1155/2012/430694
Research Article

Fab Four: When John and George Play Gravitation and Cosmology

1Namur Center for Complex Systems (naXys), University of Namur, 5000 Namur, Belgium
2Faculté des Sciences et Techniques, Université d'Abomey-Calavi, BP 526 Cotonou, Benin
3Royal Observatory of Belgium, Avenue Circulaire 3, 1180 Brussels, Belgium
4LNE-SYRTE, Observatoire de Paris, CNRS, UPMC, avenue de l'Observatoire 61, 75014 Paris, France
5Center for Cosmology, Particle Physics and Phenomenology (CP3), University of Louvain, 1348 Louvain-la-Neuve, Belgium

Received 17 March 2012; Accepted 4 November 2012

Academic Editor: Elmetwally Elabbasy

Copyright © 2012 J.-P. Bruneton et al. This is an open access article distributed under the Creative Commons Attribution License, which permits unrestricted use, distribution, and reproduction in any medium, provided the original work is properly cited.

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