@TECHREPORT{Car_Ana_2011,
author = "Cardenas Castro, Ingree Katerinne - Castillo Viveros, Shirley Eliana",
title = "Analisis espacial de la periferia regional en Colombia: comercio exterior",
year = 2011,
institution = "Universidad Colegio Mayor De Cundinamarca",
url = "https://repositorio.unicolmayor.edu.co/handle/unicolmayor/1050",
}