H. Ahmad, H., حنان, S. A. Mohammed, and سالم. “Selective Extraction of Zirconium from Various Samples and Subsequent Spectrophotometric Determination With Eriochrome Cyanine R Reagent”. Rafidain Journal of Science, vol. 20, no. 3, June 2025, pp. 74-83, doi:10.33899/rjs.2009.40231.