Nicolai, Hermann Quantum Gravity & Unified Theories, AEI-Golm, MPI for Gravitational Physics, Max Planck Society;
50985.pdf (Preprint), 198KB
Nicolai, H., & Samtleben, H. (2003). Chern-Simons vs. Yang-Mills gaugings in three dimensions. Nuclear Physics B, 668, 167-178. doi:10.1016/S0550-3213(03)00569-8.