Rodríguez Salazar, María Isabel. “Omnichannel Marketing Model Applied at the Shopping Centers in Medellín City”. Mercados y Negocios , no. 46 (May 1, 2022): 31–56. Accessed May 7, 2024. http://mercadosynegocios.cucea.udg.mx/index.php/MYN/article/view/7662.