Prachopchok, Prathan, Janesuk Potisart, Surayot Supprakob, Patcha Dokmai, Prongchon Poolsawat, Paiboon Vereyawattana, and Warunee Kerdsang. 2020. “Pre-Service Physics Teachers’ Problem-Solving Skills in Mechanics”. RMUTI Journal Humanities and Social Sciences 7 (2):1-15. https://so05.tci-thaijo.org/index.php/RMUTI_SS/article/view/240657.