Saldarriaga Klinkert, Amparo, and Juan Fernando Sierra Vásquez. “A Great City for Regional Integration”. Revista Ambiental ÉOLO 11, no. 15 (June 1, 2011): 274–283. Accessed October 10, 2026. https://revistaeolo.fconvida.org/index.php/eolo/article/view/764.