String Theory on AdS_3 x S^3 x S^3 x S^1
arXiv:hep-th/9811245 · doi:10.1016/S0370-2693(99)00101-X
Abstract
Spacetime properties of superstrings on AdS_3 x S^3 x S^3 x S^1 are studied. The boundary theory is a two dimensional superconformal field theory with a large N=(4,4) supersymmetry.
12 pages, harvmac