Hussain, Sabir, and Sabir Hussain. “An Experimental Study on the Impact of Digital Textbooks on the Academic Achievement of Elementary School Students”. International Research Journal of Education and Innovation 5, no. 1 (March 31, 2024): 16–27. Accessed September 8, 2024. https://irjei.com/index.php/irjei/article/view/206.