Abou-Zeid, Mohab MPI for Gravitational Physics, Max Planck Society;
Nuclear-Physics-B_561_1-2.pdf (Publisher version), 154KB
9907046v1.pdf (Preprint), 267KB
Abou-Zeid, M., & Hull, C. M. (1999). The geometry of Sigma-models with twisted supersymmetry. Nuclear Physics B, 561, 293-315. doi:10.1016/S0550-3213(99)00528-3.