Krutwaysho, O., Yamma, Y., Srina, P., Julapan, P., Wajanakhampee, T. and Treesuk, W. (2021) “Tourism Development Through the Service Marketing Concept from the Perspectives of Gen Y Tourism Travelling in Chiangmai During the Covid-19 Pandemic Crises”, Rajapark Journal. Bangkok, Thailand, 15(41), pp. 242–258. available at: https://so05.tci-thaijo.org/index.php/RJPJ/article/view/251262 (accessed: 29 September 2026).