Calle-Espinosa, Cristina. “Differentiation Between Poverty and Exclusion for Its Correct Identification in an Intermediate Urban Area”. Sociedad y Economía, no. 35 (December 13, 2018). Accessed March 28, 2024. https://sociedadyeconomia.univalle.edu.co/index.php/sociedad_y_economia/article/view/7296.