Almeida, L. D. [UNESP]Matsas, G. E.A. [UNESP]Natale, A. A. [UNESP]2022-04-282022-04-281989-01-01Physical Review D, v. 39, n. 2, p. 677-678, 1989.0556-2821http://hdl.handle.net/11449/223824We show that the analyses of Longo and Krauss and Tremaine which determine limits on the equivalence principle from SN 1987A data can be used to constrain the existence of C and P violation in gravitation. © 1989 The American Physical Society.677-678engArtigo10.1103/PhysRevD.39.6772-s2.0-0000952167