higher curvature corrections to D=11 supergravity -- references

Discussion of higher curvature corrections to 11-dimensional supergravity (i.e. in M-theory): Via relaxed superspace torsion constraints: Martin Cederwall, Ulf Gran, Mikkel Nielsen, Bengt Nilsson: Generalised 11-dimensional supergravity, in A. Semikhatov, M. Vasiliev and V. Zaikin (eds.) Proceedings of “Quantization, Gauge Theory & Strings”, Moscow 2000 [arXiv:hep-th/0010042] Paul Howe, Dimitrios Tsimpis: On higher-order corrections in M theory, JHEP 0309 (2003) 038 [, arXiv:hep-th/0305129] Via...