Núñez Espinel, Luz Ángela. “Labor Law in Colombia: Emergence of a Local Socialist Perspective (1930-1945)”. Opinión Jurídica 15, no. 30 (December 15, 2016): 109–126. Accessed April 3, 2025. https://revistas.udem.edu.co/index.php/opinion/article/view/2021.