krongyut, khwanruethai and Kaewnate, P. (2025) “Guidelines for Developing 3 Star Smart Hotel Services in Chiang Rai Provinceto Accommodate Tourists in The Next Normal Era”, University of the Thai Chamber of Commerce Journal Humanities and Social Sciences, 45(2), pp. 65–89. available at: https://so06.tci-thaijo.org/index.php/utccjournalhs/article/view/280872 (accessed: 29 September 2026).