Nicolai, Hermann Quantum Gravity & Unified Theories, AEI-Golm, MPI for Gravitational Physics, Max Planck Society;
350987.pdf (Verlagsversion), 423KB
Nicolai, H., & Sezgin, E. (1984). Singleton representations of Osp(N,4). Physics Letters B, 143(4-6), 389-395. doi:10.1016/0370-2693(84)91488-6.