Tamsorm, Pantarase, Thanee Jongyung, Solos Prasitnok, and Kraisak Rakpinit. 2021. “ Nakhon Ratchasima Province”. Journal of Research and Development Institute Rajabhat Maha Sarakham University 8 (1):445-62. https://so03.tci-thaijo.org/index.php/rdirmu/article/view/248097.