Nicolai, Hermann Quantum Gravity & Unified Theories, AEI-Golm, MPI for Gravitational Physics, Max Planck Society;
1205.5887 (Preprint), 147KB
10.1140_epjc_s10052-013-2336-7.pdf (Any fulltext), 351KB
Latosinski, A., Meissner, K. A., & Nicolai, H. (2013). (B-L) Symmetry vs. Neutrino Seesaw. The European Physical Journal C - Particles and Fields, 73: 2336. doi:10.1140/epjc/s10052-013-2336-7.