@book{14662,
	author = {Florian Rodríguez, Rosario del Pilar and Rivera Castro, Ruben Darío},
	title = {Concesiones viales en Colombia / },
	publisher = {Instituto Tolimense de Formación Técnica Profesional - ITFIP},
	year = {2016},
	address = {El Espinal, Tolima}
}