Villa Zapata, Ana María, Karen Paola Ramírez Salazar, and Juan Fernando Tavera Mesías. 2015. “ANTECEDENTS OF INTENDED USE OF COLLECTIVE PURCHASE WEBSITES”. Revista EIA / English Version 12 (24):55-70. https://revistabme.eia.edu.co/index.php/Reveiaenglish/article/view/908.