Mohammed Gh. Farhan, Jihad D. Mahal, and Awaz B. Mohammed. “The Effect of Electromagnetic Field Technique on Wells Water Hardness Reducing”. Tikrit Journal of Pure Science 22, no. 11 (February 3, 2023): 23–27. Accessed June 18, 2025. https://tjpsj.org/index.php/tjps/article/view/909.