NURUL KHOLIFAH08.01.55.0014. “SISTEM PENDUKUNG KEPUTUSAN MEMILIH OPERATOR TELEPHONE SELLULER”. Information Technology and Telematics 1, no. 2 (February 19, 2013). Accessed November 23, 2024. https://www.unisbank.ac.id/ojs/index.php/fti3/article/view/1050.