Sitepu, Muhammad Arkan, Samrin Samrin, and Abdi Setiawan. “Analysis Of Discipline And Work Environment On The Work Productivity Of Employees At The Auto2000 Workshop In Medan-Binjai”. Journal of Management, Economic, and Accounting 5, no. 2 (April 30, 2026): 947–954. Accessed June 19, 2026. https://jurnalunived.com/index.php/JMEA/article/view/1497.