Iwai, Chuleemas Boonthai, Yupin Pratad, Surasak Sereepong, and Barry Noller. “Earthworm: potential bioindicator for monitoring diffuse pollution by agrochemical residues in Thailand”. Asia-Pacific Journal of Science and Technology 13, no. 9 (April 19, 2017): 1081–1088. accessed March 6, 2026. https://so01.tci-thaijo.org/index.php/APST/article/view/83543.