Suksawat, Ratchanee, and Kwantaya Buncherd. 2025. “The Legal Measures on Possession and Utilization in a National Park: A Study of Areas in Phurin Waterfalls, Klong Sa Sub District, Kanchanadit District, Surat Thani”. Ph.D. in Social Sciences Journal 15 (3):ุุ663-676. https://so05.tci-thaijo.org/index.php/phdssj/article/view/276167.