Adam, R. “The Contamination of Heavy Metals in Water and Sediments from Balekhiley Community Fishing Narathiwat Province”. Princess of Naradhiwas University Journal, vol. 11, no. 3, May 2019, pp. 202-1, https://li01.tci-thaijo.org/index.php/pnujr/article/view/145622.