نورالدین س. ص. ., and اسماعیل پ. د. ا. ج. ا. . “Structure of Food Industries and Their Geographical Distribution in Erbil Province”. Polytechnic Journal of Humanities and Social Sciences, vol. 4, no. 1, Apr. 2023, pp. 384-95, doi:10.25156/ptjhss.v4n1y2023.pp384-395.