K. Al-Ukeili, O., Al-Hachami, I. (2015). STUDYOF TECHNICALANDECONOMICEFFICIENCYOFCERTIFIEDWHEATCULTIVARSINTHEIRRIGATEDAREASOF IRAQDURINGTHESEASON 2012-2013. , 46(4), 569-583.
O. K. Al-Ukeili; I.S. Al-Hachami. "STUDYOF TECHNICALANDECONOMICEFFICIENCYOFCERTIFIEDWHEATCULTIVARSINTHEIRRIGATEDAREASOF IRAQDURINGTHESEASON 2012-2013". , 46, 4, 2015, 569-583.
K. Al-Ukeili, O., Al-Hachami, I. (2015). 'STUDYOF TECHNICALANDECONOMICEFFICIENCYOFCERTIFIEDWHEATCULTIVARSINTHEIRRIGATEDAREASOF IRAQDURINGTHESEASON 2012-2013', , 46(4), pp. 569-583.
K. Al-Ukeili, O., Al-Hachami, I. STUDYOF TECHNICALANDECONOMICEFFICIENCYOFCERTIFIEDWHEATCULTIVARSINTHEIRRIGATEDAREASOF IRAQDURINGTHESEASON 2012-2013. , 2015; 46(4): 569-583.