Dain, Sergio Geometric Analysis and Gravitation, AEI-Golm, MPI for Gravitational Physics, Max Planck Society;
IntJModPhy17-519.pdf (Verlagsversion), 179KB
Dain, S. (2008). The inequality between mass and angular momentum for axially symmetric black holes. International Journal of Modern Physics D, 17(3-4), 519-523. doi:10.1142/S021827180801219X.