Suryadi, B., U. D. A. Dwi Ambarwaty, B. Hayat, and N. Tati Sumiat. “A PSYCHOLOGICAL FACTORS THAT INFLUENCE SMARTPHONE ADICTION OF ISLAMIC SCHOOL STUDENTS”. IJER - INDONESIAN JOURNAL OF EDUCATIONAL REVIEW, Vol. 7, no. 1, July 2020, pp. 50-58, https://journal.unj.ac.id/unj/index.php/ijer/article/view/16632.