équations d'Einstein

[1985] Understanding the solutions of Einstein's equations ; M. A. H. MacCallum ; Quarterly Journal of the Royal Astronomical Society 26 (1985) p. 127 [lien]
[2005] The meaning of Einstein's equation ; John C. Baez ; Emory F. Bunn ; American Journal of Physics 73 (jul 2005) p. 644 [lien]