Jawad, Mohammed M. “The Direct Damaging Effect of Some Agricultural Chemicals Used Locally in Iraq on the DNA of Escherichia Coli”. Ibn AL-Haitham Journal For Pure and Applied Sciences, vol. 29, no. 2, Mar. 2017, pp. 367-75, https://jih.uobaghdad.edu.iq/index.php/j/article/view/130.