@misc{indiciae5435b28ea8a1,
  title = {Averaged null energy condition from causality},
  author = {Hartman, Thomas and Kundu, Sandipan and Tajdini, Amirhossein},
  year = {2017},
  doi = {10.1007/jhep07(2017)066},
  url = {https://www.osti.gov/biblio/1393403},
  note = {Source identifier: 1393403}
}