Leveraging Six Sigma for Continuous Improvement in Petroleum and Chemical Processing. International Journal of Advance Industrial Engineering, [S. l.], v. 13, n. 01, 2025. DOI: 10.14741/ijaie/v.13.1.2. Disponível em: https://ijaie.com/index.php/ijaie/article/view/100. Acesso em: 23 mar. 2026.