El Awamy, Ifdial O., Ruqayah. A. Abduljalil, and Omukalthum A. Abduljalil. “Determining the Levels of Some Heavy Metals in Springs and Groundwater Wells in the Northeastern Region of Libya”. Al-Mukhtar Journal of Sciences 35, no. 4 (December 31, 2020): 326–338. Accessed April 23, 2024. https://omu.edu.ly/journals/index.php/mjsc/article/view/347.