Warman, Rahmad Budi, and Mokh. Suef. “Designing a Vendor Performance Assessment Model to Develop a Vendor Management System”. Jurnal Teknik Mesin 18, no. 2 (December 30, 2025): 231–238. Accessed August 22, 2026. http://ejournal2.pnp.ac.id/index.php/jtm/article/view/1925.