Volpato, Roberto Quantum Gravity & Unified Theories, AEI-Golm, MPI for Gravitational Physics, Max Planck Society;
1309.4127.pdf (Preprint), 578KB
JHEP2014_022.pdf (Any fulltext), 971KB
Gaberdiel, M. R., Taormina, A., Volpato, R., & Wendland, K. (2014). A K3 sigma model with Z_2^8:M_20 symmetry. Journal of high energy physics: JHEP, 2014(02): 022. doi:10.1007/JHEP02(2014)022.