Buachthaisong, S., E. Saenphuwa, D. Panjan, and T. Songputh. “The Development of Digital Information Database 4 Languages Thai English Lao Cambodian for Cultural Tourism Thailand-Laos-Cambodia”. Journal of Human and Society, Sisaket Rajabhat University, vol. 7, no. 1, June 2023, pp. 109-23, https://so08.tci-thaijo.org/index.php/jhuso/article/view/1010.