hep-th/9108001152,hep-th/91080102,hep-th/910801165,hep-th/91080127,hep-th/91080223,hep-th/910802612,hep-th/91090228,hep-th/910902612,12209,2409.058501,2409.070790,2409.073700,2409.089030,2409.096710,2409.116665,2409.122191,2409.127473