SIMPLIFYING SIX SIGMA METHODOLOGY USING SHAININ D.O.E. International Journal of Advance Engineering and Research Development (IJAERD), [S. l.], v. 3, n. 3, p. 363–368, 2016. Disponível em: https://ijaerd.org/index.php/IJAERD/article/view/1303. Acesso em: 5 sep. 2025.