Gómez Montoya, Rodrigo Andrés, Pedro Daniel Medina Varela, and Alexander Alberto Correa Espinal. “Six Sigma in The Supply Chain”. Entre ciencia e ingeniería 6, no. 12 (December 20, 2012): 36–42. Accessed November 7, 2026. https://revistas.ucp.edu.co/index.php/entrecienciaeingenieria/article/view/673.