“Lean Six Sigma Implementation and Sustainability: An Investigation into Moroccan Manufacturing Firms”. REICE: Revista Electrónica de Investigación en Ciencias Económicas 12, no. 24 (December 30, 2024): 502–534. Accessed August 6, 2025. https://revistas.unan.edu.ni/index.php/reice/article/view/4949.