Implementasi Metode PSI (Preference Selection Index) pada Penjualan Alat Komputer Berbasis E-Commerce Toko DMC Computer. MIFORTEKH [Internet]. 2025 May 1 [cited 2026 Nov. 12];5(1):248-60. Available from: https://journal.stiestekom.ac.id/index.php/mifortekh/article/view/884