KUSNADI, Adhi; WIDIARSO, Christophorus Kris; HUGENG, Hugeng. Rancang Bangun Sistem Rekomendasi Pemilihan Smartphone Berbasis Web. Ultima InfoSys : Jurnal Ilmu Sistem Informasi, [S. l.], v. 7, n. 1, p. 31–37, 2016. DOI: 10.31937/si.v7i1.510. Disponível em: https://ejournals.umn.ac.id/index.php/SI/article/view/510. Acesso em: 7 oct. 2025.