Carlos Ornelas, Carmen Estela, María del Carmen Liquidano Rodríguez, and Oscar Pérez Veyna. “The External Integration of Manufacturing Firms in Their Supply Chain”. Teorías, Enfoques y Aplicaciones en las Ciencias Sociales 3, no. 5 (December 30, 2010): 25–38. Accessed October 5, 2026. https://mail.revistas.uclave.org/index.php/teacs/article/view/1759.