DETERMINATION OF MANING ROUGHNESS VALUE FOR EUPHRATES RIVER AT AL-FALLUJA BARVAGES USING DIFFERENT THEORIES
Al-Mağallaẗ al- irāqiyyaẗ li-dirāsāt al- ṣaḥrāʾ/Al-Maǧallaẗ al-ʻirāqiyyaẗ li-dirāsāt al-ṣaḥrāʼ