Pewnil, Titinan. 2025. “Effects of Participation in Online Quizzes and Pre-Examination Engagement on Academic Performance in Demography: A Study of University Students in a Non-Mandatory Attendance Setting”. Journal of Research Methodology 38 (1). Bangkok, Thailand:17-38. https://so12.tci-thaijo.org/index.php/jrm/article/view/1610.