Identification of Vulnerable Zones for Groundwater Using a GIS-based DRASTIC Technique in Shwan Sub-basin/North-Iraq. Iraqi Journal of Science [Internet]. 2021 May 30 [cited 2024 May 2];62(5):1857-59. Available from: https://ijs.uobaghdad.edu.iq/index.php/eijs/article/view/2968