Hamad Mahdi Saleh Al-Jumaili and Jadoua Shehab Ahmed Al-Jumaili 2024. Evaluating the performance efficiency of the yellow corn factories in Salah al-Din Governorate and the Kraf factory in Kirkuk Governorate for the period (2020-2022) a comparative study. Tikrit Journal of Administrative and Economic Sciences. 20, 67, part 2 (Sep. 2024), 82–95. DOI:https://doi.org/10.25130/tjaes.20.67.2.5.