Hasan, Hamad . M.I. “The Fluoride Concentration in Ground Potable Water Samples of Some Regions of LIBYA”. Al-Mukhtar Journal of Sciences 25, no. 1 (December 31, 2010): 154–162. Accessed May 6, 2026. https://mdp.omu.edu.ly/journals/index.php/mjsc/article/view/2572.