Pongsutthiyakorn , Natchanok, and Watsida Boonyanmethaporn. “Service Marketing Mix Factors of Low-Cost Airline Affecting Purchase Intention of Passengers Travelling to the Secondary Tourist City”. Business Review Journal 14, no. 2 (December 23, 2022): 419–436. Accessed May 1, 2024. https://so01.tci-thaijo.org/index.php/bahcuojs/article/view/242745.