عـــائـــشــة رولانــا, and مـحـمـد رأفــت مـعـروف. “Chemical Analytical Study for Determination of Manganese (II) Using Organic Reagent (HPHMAB) in Aqueous Solution by Using Spectrophotometric Method”. Tishreen University Journal -Basic Sciences Series 44, no. 4 (September 15, 2022): 133–150. Accessed November 24, 2024. https://journal.tishreen.edu.sy/index.php/bassnc/article/view/12390.