Widhyatmoko, Danu. “Ponsel Lebih Dari Sekedar Alat Komunikasi”. Humaniora: Journal of Indonesia Culture and Society 2, no. 1 (April 30, 2011): 360–367. Accessed August 24, 2026. https://journal.binus.ac.id/index.php/humaniora/article/view/3025.