@misc{indiciaee170e7b41d07,
  title = {Lorentzian algebra for the superstring.},
  author = {VA Kostelecký and O Lechtenfeld},
  year = {1987},
  doi = {10.1103/physrevlett.59.169},
  url = {https://pubmed.ncbi.nlm.nih.gov/10035469/},
  note = {Source identifier: 10035469}
}