Amin, Al. “ Use of Smartphones Among School Students: : A Case Study on Selected Institutions of Raninagar Upazilla in Naogaon District”. Bangladesh Journal of Public Administration 30, no. 4 (December 22, 2022): 18–33. Accessed November 24, 2024. http://696047.dmk5sg09p.asia/index.php/bjpa/article/view/381.