Al-Sabbagh, ManafEzzldien. 2012. “Estimate of Penetration Depth of Moist Soils For Mosul City at 6 GHzC-Band Microwave Frequency Range”. Al-Rafidain Engineering Journal (AREJ) 20 (6):40-47. https://doi.org/10.33899/rengj.2012.63387.