S.S. Koranteng, D.A. Darko, G.K. Ameka, and E.O. Owusu. 2016. “Residues and Risk Assessment of Organochlorine Pesticides in Surface Sediment of Afram River of Ghana”. International Journal of Research in Chemistry and Environment (IJRCE) 7 (1):30-37. https://ijrce.org/index.php/ijrce/article/view/205.