Virasoro algebras with central charge c>1.

@article{Bagger1988VirasoroAW,
  title={Virasoro algebras with central charge c>1.},
  author={Bagger and Nemeschansky and Yankielowicz},
  journal={Physical review letters},
  year={1988},
  volume={60 5},
  pages={389-392}
}