TY  - RPRT
TI  - Poincaré constraints on celestial amplitudes
AU  - Law, Y. T. Albert
AU  - Zlotnikov, Michael
PY  - 2020
DO  - 10.1007/jhep03(2020)085
UR  - https://www.osti.gov/biblio/1802292
ID  - 1802292
ER  -