Al-Mayahi HM, Al-Abadi AM. Geospatial analysis of groundwater contamination by heavy oil in the Dammam aquifer-Middle of Iraq. MJMS [Internet]. 2019 Dec. 29 [cited 2025 May 6];34(2):142-53. Available from: http://www.mjms.uobasrah.edu.iq/index.php/mms/article/view/34