Vélez Vélez, Hernán. “The Legal Liability: Approach to the Concept, Relation With Other Fundamental Legal Concepts and Its Operation”. Revista de la Facultad de Derecho y Ciencias Políticas 45, no. 122 (June 15, 2015): 127–151. Accessed August 3, 2026. https://revistas.upb.edu.co/index.php/derecho/article/view/3138.