Maza-Ávila, Francisco-Javier, Raúl Román-Romero, and María Pérez-González. “Labor Informality and Venezuelan Migration in the Colombian Caribbean. Perceptions of Informal Traders in Cartagena De Indias and Santa Marta”. Saber, Ciencia y Libertad 18, no. 2 (August 1, 2023): 236–265. Accessed December 20, 2025. https://revistas.unilibre.edu.co/index.php/saber/article/view/10551.