“Bioremediation of Polycyclic Aromatic Hydrocarbons by Using Zea Mays and Inoculating With Bacteria (Pseudomonas Aeruginosa) and Fungi (Penicillium Expansum)”. Mesopotamia Environmental Journal (mesop. Environ. J) ISSN: 2410-2598, vol. 3, no. 3, Mar. 2022, pp. 10-25, https://mej.uobabylon.edu.iq/index.php/mej/article/view/78.