Glayooth, Pongyooth, and Pakarat Jumpanoi. “Impact of Production Factors on the Competitiveness of the Service Industry in Thailand”. RMUTI Journal Humanities and Social Sciences 13, no. 1 (June 30, 2026): 1–12. accessed September 3, 2026. https://so05.tci-thaijo.org/index.php/RMUTI_SS/article/view/284398.