Ali, R. . A., AbdulMunem, O., & Salim, S. R. (2017). Spectral Study of the Pollutants ( Gelbstoff) in Water Liquefaction of Some areas of Baghdad Province by Using the Technique of Raman, Flora. Ibn AL-Haitham Journal For Pure and Applied Sciences, 25(2). https://jih.uobaghdad.edu.iq/index.php/j/article/view/609