Sutopo, Hadi, Ridha Sefina Samosir, and Jullend Gatc. “Mobile Multimedia Evaluation: Development of Stop Drugs Tutorial”. International Journal of Interactive Mobile Technologies (iJIM) 13, no. 05 (May 21, 2019): pp. 124–136. Accessed April 26, 2024. https://online-journals.org/index.php/i-jim/article/view/9436.