Fatima Abu Bakr Al Deeb, Hanan Ali Al Khuwaidi, و Fathia Mohamed Ihfeethah, "Studying the characteristics and determining the rate of contamination of groundwater wells with heavy chemical elements in the area surrounding the Zawiya oil refinery", jhas, م 10, عدد 4, ص 142–149, 2025, doi: 10.58916/jhas.v10i4.985.