RDI-RMU, E. Appendix. Journal of Research and Development Institute Rajabhat Maha Sarakham University, [S. l.], v. 5, n. 1, 2019. Disponível em: https://so03.tci-thaijo.org/index.php/rdirmu/article/view/216150. Acesso em: 3 may. 2024.