Kittiphong Sengloiluean และ Romchat Khuntong. (2022) A Geographic Information System for Virtual Tourism in Three Southern Border Provinces. <i>Journal of Information Science</i>, <i>40</i>(4), 12-30.Kittiphong Sengloiluean และ Romchat Khuntong. "A Geographic Information System for Virtual Tourism in Three Southern Border Provinces". Journal of Information Science 40 (2022):12-30.Kittiphong Sengloiluean และ Romchat Khuntong. A Geographic Information System for Virtual Tourism in Three Southern Border Provinces. Department of Information ScienceFaculty of Humanities and Social Sciences, Khon Kaen University:ม.ป.ท. 2022.