Chaiwut , Unnop, monchanok upata, Vasit Kanjanachet, and Pintong Settawarakorn. “Factors affecting the service quality of the hotel in Chiang Mai after COVID-19”. Business Administration and Economics Review 21, no. 1 (June 16, 2025): 171–185. accessed June 27, 2025. https://so15.tci-thaijo.org/index.php/bae/article/view/1374.