[1]
L. G. Gómez Naranjo and A. F. Borraez Álvarez, “NOTES ON THE INFORMAL ECONOMY CASE MEDELLIN”, Semest. Econ., vol. 8, no. 15, pp. 31–46, Dec. 2014, Accessed: Jul. 13, 2026. [Online]. Available: https://revistas.udem.edu.co/index.php/economico/article/view/1108