Deeprasert, Jirawan. “Factors Affecting an Increase in Flights at Nakhon Phanom Province: A Gateway to Great Mekong Subregion (GMS)”. RICE Journal of Creative Entrepreneurship and Management www.ricejournal.Net, vol. 1, no. 2, Jan. 2021, pp. 44-52, https://ricejournal.net/index.php/rice/article/view/rjcm.2020.10.