Al-Enazi, M. S., I. I. Lazim, and S. J. Mohamed. “Using Ceratophyllum Demersum As a Bioindicator for PAHs Pollution in Hor Al-Azim, Southern Iraq”. International Journal of Aquatic Biology, vol. 10, no. 2, Apr. 2022, pp. 111-8, http://ij-aquaticbiology.com/index.php/ijab/article/view/1581.