Santoso, Harry Budi, Muhammad Luqman Hakim, Rahma Khairunisa Nursalamah, and Panca O. Hadi Putra. “Development of Mobile Self-Monitoring Tool Prototype Based on User-Centered Design”. International Journal of Emerging Technologies in Learning (iJET) 14, no. 24 (December 19, 2019): pp. 42–55. Accessed April 20, 2024. https://online-journals.org/index.php/i-jet/article/view/12043.