Romyen, S., and K. Jaroenwisan. “Exploratory Factor Analysis of the City’s Potential for Success in Organizing an International Halal Exhibition: A Case Study of Songkhla Province”. Rajapark Journal, vol. 19, no. 62, Mar. 2025, pp. 163-81, https://so05.tci-thaijo.org/index.php/RJPJ/article/view/275962.