The Sigma model formulation of the type II string theory in the backgrounds with Ramond-Ramond Flux
arXiv:hep-th/0106116 · doi:10.1142/S0217751X03014150
Abstract
A sigma model action is constructed for the type II string in the back grounds with Ramond-Ramond flux.
12 pages, latex, no figures, some sections re-written and ref. added