“LEAN MANUFACTURING AND OPERATIONAL EFFICIENCY: EMPIRICAL EVIDENCE FROM THE NIGERIAN MANUFACTURING INDUSTRY”, Amer. Jour. of Peda. and Educ. Rese., vol. 5, pp. 91–109, Oct. 2022, Accessed: Jan. 01, 2026. [Online]. Available: https://americanjournal.org/index.php/ajper/article/view/356