Galal M. Elmanfe; Tariq A. Tyeb; Kareima A.Abdelghani; Adel A. Abdulathim; Jibreel A. Asbeeh; Huda S. Muftah; Ameerah F. Ali. Assessment of Groundwater Wells Pollution by Some Heavy Metals in El-Beida City-Libya. JOPAS 2022, 21, 270-275.