Nicolai, Hermann Quantum Gravity & Unified Theories, AEI-Golm, MPI for Gravitational Physics, Max Planck Society;
353871.pdf (Publisher version), 2MB
De Wit, B., & Nicolai, H. (1987). The consistency of the S7 truncation in d=11 supergravity. Nuclear Physics B, 281(1-2), 211-240. doi:10.1016/0550-3213(87)90253-7.