Urrea Giraldo, F. 2010. Socio-demographic changes in north of Cauca and south of Valle between 1993 and 2005 censuses and the Páez Law. Cuadernos de Administración. 26, 43 (Jan. 2010), 13–22. DOI:https://doi.org/10.25100/cdea.v26i43.421.