MURRY, B. Vous avez dit : Green Belts, Black Belts, Six Sigma, Lean Six Sigma ?. Revue Française de Gestion Industrielle, France, v. 31, n. 4, p. 23–29, 2012. DOI: 10.53102/2012.31.04.671. Disponível em: https://rfgi.fr/rfgi/article/view/671. Acesso em: 18 avr. 2024.