Andi Fauziah Yahya, Rafly Putratama Fitri, Jumaldi Jumaldi, and Andi Hutami Endang. “SMARTPHONE SELECTION DECISION SUPPORT SYSTEM BY USING THE WEIGHTED PRODUCT METHOD”. Jurnal Ekonomi 11, no. 02 (September 30, 2022): 1412–1418. Accessed January 9, 2025. https://ejournal.seaninstitute.or.id/index.php/Ekonomi/article/view/776.