@misc{indiciae081e12d4e3aa,
  title = {Some mathematics for quasi-symmetry},
  author = {Burby, J. W. (ORCID:0000000317727647) and Kallinikos, N. (ORCID:0000000333244223) and MacKay, R. S. (ORCID:0000000347713692)},
  year = {2020},
  doi = {10.1063/1.5142487},
  url = {https://www.osti.gov/biblio/2564532},
  note = {Source identifier: 2564532}
}