@misc{indiciaeb7c44724fc99,
  title = {Poincaré constraints on celestial amplitudes},
  author = {Law, Y. T. Albert and Zlotnikov, Michael},
  year = {2020},
  doi = {10.1007/jhep03(2020)085},
  url = {https://www.osti.gov/biblio/1802292},
  note = {Source identifier: 1802292}
}