A.Wanns Alghurabi, Fatimah, and Shawket K. Jwad. “Separation, Preconcentration, Extraction and Spectrophotometric Determination of Mn(VII) from Acidic Aqueous Medium”. Al-Qadisiyah Journal of Pure Science 24, no. 1 (May 20, 2019): 31 - 36. Accessed May 3, 2024. https://journalsc.qu.edu.iq/index.php/JOPS/article/view/928.