@TECHREPORT{Alz_Ven_2020,
author = "Alzate Florez, Elkin Gerleyn - Carvajal Romero, Sailys Johana - Guerrero Martinez, Madelin Paola",
title = "Ventas de calzado on line en medio de la pandemia covid 19",
year = 2020,
institution = "Repositorio Corporación Unificada Nacional de Educación Superior",
url = "https://repositorio.cun.edu.co/handle/cun/1238",
}