Lohalaksanadech, D., and C. Sajarit. “Inspection of Sanitary Indicator Bacteria in The Pacific White Shrimp (Litopeneaus Vanamei) Pond Culture, Trang Province for Developing a Safety Culture System”. Progress in Applied Science and Technology, vol. 6, no. 1, June 2016, pp. 175-80, https://ph02.tci-thaijo.org/index.php/past/article/view/243170.