Al-Doori, N.L., and S.F. Bassat. “Acute Effective of Chromiume on the Simocephalus Expinosus and Mesocyclops Hyalinus”. Ibn AL-Haitham Journal For Pure and Applied Sciences 22, no. 4 (August 3, 2017). Accessed May 1, 2025. https://www.jih.uobaghdad.edu.iq/index.php/j/article/view/1152.