,TUMPAL J.R SITINJAK, M. FAKTOR DETERMINAN KEPUTUSAN PEMBELIAN SMARTPHONE SAMSUNG. Jurnal Manajemen, [S. l.], v. 8, n. 1, 2019. Disponível em: https://jurnal.kwikkiangie.ac.id/index.php/JM/article/view/589. Acesso em: 25 apr. 2026.