WILCHES DURÁN, Rafael E. Protection of the Environment in a Contract at the Light of theories of Contract Law. A study from Colombian Commercial Law. Opinión Jurídica, [S. l.], v. 13, n. 25, 2014. Disponível em: https://revistas.udem.edu.co/index.php/opinion/article/view/863. Acesso em: 11 apr. 2025.