extent of implementation of lean manufacturing in industrial organizations A case study of the cement and derivatives corporation in chlef. Journal of Economic Additions, [S. l.], v. 9, n. 2, p. 868–887, 2025. Disponível em: https://journals.univ-ghardaia.edu.dz/idafat/article/view/1885. Acesso em: 5 apr. 2026.