Nicolai, Hermann Quantum Gravity & Unified Theories, AEI-Golm, MPI for Gravitational Physics, Max Planck Society;
353950.pdf (Publisher version), 2MB
De Wit, B., Lüscher, M., & Nicolai, H. (1989). The supermembrane is unstable. Nuclear Physics B, 320(1), 135-159. doi:10.1016/0550-3213(89)90214-9.