Kumansing, Santiphong, Chanthai จันไทย, and Krongten กรงเต้น. “Assisting Citizens During Investigations Case Study in Thung Salaeng Luang National Park Phetchabun Province”. Journal of Humanities and Social Sciences Uttaradit Rajabhat University 10, no. 2 (December 31, 2023): 152–167. Accessed May 15, 2024. https://so04.tci-thaijo.org/index.php/johuru/article/view/269704.