Rita Afrina, Saifuddin, and Jamaluddin. “5S IMPROVEMENT PRINCIPLES AND CONTINUOUS IMPROVEMENT IN KAIZEN IN EDUCATIONAL INSTITUTIONS”. International Journal of Economic, Business, Accounting, Agriculture Management and Sharia Administration (IJEBAS) 6, no. 3 (June 2, 2026): 978–984. Accessed September 19, 2026. https://radjapublika.com/index.php/IJEBAS/article/view/5733.