BUFALO, R.; PIMENTEL, B.M. Transition Amplitude to Podolsky’s Electromagnetic Theory. Revista de Ciencias, [S. l.], v. 3, n. 1, 2013. Disponível em: https://revistas.udenar.edu.co/index.php/rfacien/article/view/712. Acesso em: 3 abr. 2025.