Syahidul Haq, Mohammad, Muchlas Samani, Karwanto, and Nunuk Hariyati. “Android-Based Digital Library Application Development”. International Journal of Interactive Mobile Technologies (iJIM) 16, no. 11 (June 7, 2022): pp. 224–237. Accessed May 5, 2024. https://online-journals.org/index.php/i-jim/article/view/32055.