Tongyon, R., and O. Leenanithikul. “Exploring Sustainability in Hospitality Industry from a Marketing Lens: A Systematic Literature Review”. Journal of International Studies, Prince of Songkla University, vol. 14, no. 2, Oct. 2024, pp. 128-44, https://so03.tci-thaijo.org/index.php/jis/article/view/275199.