Osw, Peshawa Sh., and Pshtiwan A. Masum. 2017. “Multi-Elemental Analysis of Crepis Sahendi Boiss Grown in Iraqi Kurdistan Region Using ICP-OES/ICP-MS Techniques”. Science Journal of University of Zakho 5 (2):210-13. https://doi.org/10.25271/2017.5.2.370.