Cotakum, Srisomporn. “A Development of Instructional Materials to Enhance Reading and Writing Skills in Thai Language Courses Using Virtual Digital Media on the Android Operational System for 5th Graders”. Journal of Education Rajabhat Maha Sarakham University 18, no. 1 (April 16, 2021): 177–188. Accessed April 27, 2024. https://so06.tci-thaijo.org/index.php/edu-rmu/article/view/251573.