Okdeh , Malek, Juhaina Dib, and Mohammad Obeid. 2019. “Determination of Naproxine in Its Pure Form and in Some Pharmaceuticals by Vis-Spectrophotometry Using the Chrome Azrol S”. Tishreen University Journal -Basic Sciences Series 41 (4). https://journal.tishreen.edu.sy/index.php/bassnc/article/view/9002.