Wittayanan, W., R. Srikote, and T. Chaimongkol. “Determination of Organochlorine Pesticide and Polychlorinated Biphenyl as POPs Residues in Freshwater Animals in Thailand during 2017-2018”. Science & Technology Asia, vol. 24, no. 3, Aug. 2019, pp. 27-38, https://ph02.tci-thaijo.org/index.php/SciTechAsia/article/view/206337.