Bunchaliao, P. ., T. . Pakittawichit, and S. . Satieramas. “Digital Marketing: Impact on Spa Businesses: Digital Marketing: Impact on Spa Businesses”. RATANABUTH JOURNAL, vol. 6, no. 3, Dec. 2024, pp. ุ684-695, https://so07.tci-thaijo.org/index.php/rtnb/article/view/6138.