Rachmatullah, Rachmatullah, Tota Pirdo Kasih, and Hardi Humiras Purba. “The Effect of 5K2S Implementation to the Opportunities of Increasing Productivity and Workplace Improvement in PT. Andesen Jaya Plastik”. ComTech: Computer, Mathematics and Engineering Applications 6, no. 4 (December 1, 2015): 590-603. Accessed March 14, 2025. https://journal.binus.ac.id/index.php/comtech/article/view/2197.