Martínez Meneses, Efraín José, and Sandra Milena Malavera Pineda. “Impact of Corporations and Non-Profit and Non-Profit Organizations on Governance in Medellín on Governance in Medellín”. Pensamiento Americano, vol. 4, no. 7, Dec. 2011, pp. 69-73, https://publicaciones.americana.edu.co/index.php/pensamientoamericano/article/view/558.