Implementasi Metode PSI (Preference Selection Index) pada Penjualan Alat Komputer Berbasis E-Commerce Toko DMC Computer. Jurnal Manajemen Informatika & Teknologi, [S. l.], v. 5, n. 1, p. 248–260, 2025. DOI: 10.51903/j86jp305. Disponível em: https://journal.stiestekom.ac.id/index.php/mifortekh/article/view/884. Acesso em: 12 nov. 2026.