“APPLIED PRODUCTIVITY MEASUREMENT WITH OBJECTIVE MATRIX (OMAX) METHOD (Case Study: Service Department in PT. Astra International Tbk Auto 2000 - Kenjeran Branch)”. Tibuana : Journal of Applied Industrial Engineering 2, no. 02 (July 31, 2019): 26–30. Accessed June 24, 2026. https://jurnal.unipasby.ac.id/tibuana/article/view/1926.