محمد أحمد البرزنجي م. ., إبراهيم أحمد الكواشي م. ., and هادي علي الزيباري ش., “Elements of Applying the Costing System and Its Levels in Industrial Establishments: Exploratory study of a sample of industrial establishments in Dohuk Governorate”, SJCUS, vol. 7, no. 2, pp. 366-386, Jan. 2024.