Nguyen Thi Duc Nguyen, and Nguyen Thi Thanh Thuy. “CRITERIA FOR LEAN MATURITY ASSESSMENT OF AN ORGANIZATION AT THE OPERATIONAL LEVEL”. HUIT Journal of Science 26, no. 3E (August 28, 2026): 995. Accessed September 14, 2026. https://huitjournal.vn/index.php/huit-j-sci/article/view/535.