Nadila Kusuma Wardani, Ahmad Guntur Alfianto, and Wira Daramatasia. “Development and Validation of Token Pedia: A Gamified Digital Mental Health Application for Adolescents in Islamic Boarding Schools”. Health and Technology Journal (HTechJ) 4, no. 3 (June 13, 2026): 359–369. Accessed June 13, 2026. https://journalkhd.com/ojs/index.php/htechj/article/view/722.