Phithagorn Thanitbenjasith, Pongsiri Kamkankaew, Darinee Tantavichet, Thumanoon Paukatong, and Sugris Limphothong. “An Excellent Management Factor Model for Sustainable Thai Massage and Spa Business”. GIS Business 15, no. 6 (June 25, 2020): 41-50. Accessed April 25, 2024. https://gisbusiness.org/index.php/gis/article/view/20208.