thisupakorn, akadath, and Sayomphoo Hanpakdeesakul. 2023. “Comparison of First-year Students’ Academic Achievement Between On-Site and Online Gems and Jewelry Preparation Activities”. Rattanakosin Journal of Social Sciences and Humanities 5 (2):47-59. https://so05.tci-thaijo.org/index.php/RJSH/article/view/267345.