Nada, Kamal B., Husam Saleem Khalaf, Zainab Abbas Hassan Al-Dulaimy, Maha Faisl Ahmed, and Azhar Sadiq Hammodi. 2018. “Determination of Chemicals and Its Isotopic Composition in Tigris River, Iraq”. Asian Journal of Chemistry 31 (2):317-20. https://doi.org/10.14233/ajchem.2019.21644.