Oetama, Raymond, and Fernando Armando. “Supplier Evaluation at Small-Medium Enterprise Using Simple Additive Weighting”. Journal of Information Systems and Informatics 5, no. 2 (May 13, 2023): 467-480. Accessed December 19, 2025. https://journal-isi.org.adsii.or.id/index.php/isi/article/view/479.