Determinasi Keputusan Pembelian Smartphone Samsung Ditinjau dari Kualitas Produk, Persepsi Harga, dan Promosi. New Economy, [S. l.], v. 2, n. 2, p. 124–129, 2026. DOI: 10.63935/55qecw07. Disponível em: https://journal.ajbnews.com/index.php/ne/article/view/399. Acesso em: 24 oct. 2026.