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, [S. l.], v. 25, n. 2, 2017. Disponível em: https://jih.uobaghdad.edu.iq/index.php/j/article/view/609.. Acesso em: 16 jul. 2024.