VALLES, A.; NORIEGA, S.; SANCHEZ, J.; MARTINEZ, E.; SALINAS, J. Six Sigma Improvement Project for Automotive Speakers in an Assembly Process. International Journal of Industrial Engineering: Theory, Applications and Practice, [S. l.], v. 16, n. 3, p. 182–190, 2009. DOI: 10.23055/ijietap.2009.16.3.264. Disponível em: https://ijietap.journals.publicknowledgeproject.org/index.php/ijie/article/view/264. Acesso em: 25 nov. 2024.