@misc{indiciaeb161d9d2b170,
  title = {Symmetry in string theory.},
  author = {M Evans and BA Ovrut},
  year = {1989},
  doi = {10.1103/physrevd.39.3016},
  url = {https://pubmed.ncbi.nlm.nih.gov/9959532/},
  note = {Source identifier: 9959532}
}