VALENCIA RESTREPO, Hernán. The definition of the principles in the Contemporary international law. Revista de la Facultad de Derecho y Ciencias Políticas, [S. l.], v. 37, n. 106, p. 69–124, 2007. Disponível em: https://revistas.upb.edu.co/index.php/derecho/article/view/4029. Acesso em: 17 jun. 2026.