Sritadan, K. ., and S. . Suthummanon. “A Feasibility Study of Establishing Halal Food Factory: A Case Study of Coconut Processing Factory in Pattani Province”. Thai Industrial Engineering Network Journal, vol. 8, no. 2, Dec. 2022, https://ph02.tci-thaijo.org/index.php/ienj/article/view/246216.