Nicolai, Hermann Quantum Gravity & Unified Theories, AEI-Golm, MPI for Gravitational Physics, Max Planck Society;
351647.pdf (Publisher version), 366KB
De Wit, B., & Nicolai, H. (1984). A new SO(7) invariant solution of d = 11 supergravity. Physics Letters B, 148(1-3), 60-64. doi:10.1016/0370-2693(84)91611-3.