Mohammed Gh. Farhan, Jihad D. Mahal, Awaz B. Mohammed. The effect of electromagnetic field technique on wells water hardness reducing. Tikrit J. Pure Sci. [انترنت]. 3 فبراير، 2023 [وثق 20 مايو، 2024];22(11):23-7. موجود في: https://tjps.tu.edu.iq/index.php/tjps/article/view/909