Theptha, Sayamol, Arunee Charoensup, Nungrutai Jangsuwan, Kwuannapa Wongphaisals, Srinual Tangpoo, Jorkky Phonethep, and Noukay Sehathep. 2020. “Tourist Behaviors and Tourism Management Guidelines for Khmer Civilization Tourist Attractions in Lop Buri province”. Journal for Developing the Social and Community 7 (2). Bangkok, Thailand:537-50. https://so03.tci-thaijo.org/index.php/rdirmu/article/view/243435.