KISEL, V. V.; OVSIYUK, E. M.; IVASHKEVICH, A. V.; RED’KOV, V. M. Fradkin Equation for a Spin-3/2 Particle in the Presence of External Electromagnetic and Gravitational Fields. Ukrainian Journal of Physics, [S. l.], v. 64, n. 12, p. 1112, 2019. DOI: 10.15407/ujpe64.12.1112. Disponível em: https://ujp.bitp.kiev.ua/index.php/ujp/article/view/2019504. Acesso em: 28 mar. 2024.