Ehlers, Jürgen Geometric Analysis and Gravitation, AEI-Golm, MPI for Gravitational Physics, Max Planck Society;
Rindler, Wolfgang Geometric Analysis and Gravitation, AEI-Golm, MPI for Gravitational Physics, Max Planck Society;
333198.pdf (Verlagsversion), 2MB
Ehlers, J., & Rindler, W. (1989). A phase-space representation of Friedmann-Lemaitre universes containing both dust and radiation and the inevitability of a big bang. Monthly Notices of the Royal Astronomical Society, 238(2), 503-521.