& et al., Khalaf. “DETECTION OF POLYCYCLIC AROMATIC HYDROCARBONS COMPOUNDS CONCENTRATIONS AND THEIR FATE IN TIGRIS RIVER WITHIN BAGHDAD CITY - IRAQ”. IRAQI JOURNAL OF AGRICULTURAL SCIENCES 50, no. Special (January 19, 2019). Accessed May 1, 2025. https://www.jcoagri.uobaghdad.edu.iq/index.php/intro/article/view/194.