A Practical Approach to achieve Six Sigma – Illustration through Case Study. International Journal of Current Engineering and Technology, [S. l.], v. 4, n. 4, p. 2334–2337, 2014. Disponível em: https://ijcet.evegenis.org/index.php/ijcet/article/view/1035. Acesso em: 10 apr. 2026.