Ruangnarab, C., and V. Pimkord. “Factors Influencing Consumer Purchase Intention of Air Purifier in Thailand”. Journal of Management Sciences Suratthani Rajabhat University, vol. 12, no. 2, Dec. 2025, pp. 469-90, https://so03.tci-thaijo.org/index.php/msj/article/view/281812.