Ratniyom, J., S. Boonphadung, and T. Unnanantn. “THE EFFECTS OF ONLINE HOMEWORK ON FIRST YEAR PRE-SERVICE SCIENCE TEACHERS’ LEARNING ACHIEVEMENTS IN GENERAL CHEMISTRY”. Journal of Industrial Education, vol. 18, no. 1, Apr. 2019, pp. 178-8, https://ph01.tci-thaijo.org/index.php/JIE/article/view/147476.