คล่องขยัน ศ. Establish the Research Problem Framework and Topic by Using the Scientific Theory. Journal of Research and Development Institute Rajabhat Maha Sarakham University, [S. l.], v. 3, n. 3, p. 44–54, 2016. Disponível em: https://so03.tci-thaijo.org/index.php/rdirmu/article/view/211939. Acesso em: 5 may. 2024.