Suryadi, Bambang, Usni Dwi Ambarwaty Dwi Ambarwaty, Bahrul Hayat, dan Neneng Tati Sumiat. 2020. “A PSYCHOLOGICAL FACTORS THAT INFLUENCE SMARTPHONE ADICTION OF ISLAMIC SCHOOL STUDENTS”. IJER - INDONESIAN JOURNAL OF EDUCATIONAL REVIEW 7 (1), 50-58. https://journal.unj.ac.id/unj/index.php/ijer/article/view/16632.