CONTRERAS VALENZUELA, M. R.; LOZANO RAMOS, E. E. Desarrollo de la Matriz QOC - the worker’s voice. Programación matemática y software, [S. l.], v. 7, n. 3, p. 8–15, 2015. DOI: 10.30973/progmat/2015.7.3/2. Disponível em: https://progmat.uaem.mx/progmat/index.php/progmat/article/view/2015-7-3-2. Acesso em: 28 oct. 2025.