D. Ali DM, L. al-Musawi DM, R. mamdoh Z, M. Hassan G. Protein Estimating in Imported Poultry Feed Mixture and Soybean Meal to Iraq. ASRJETS-Journal. 2017;28(1):49-53. Accessed September 13, 2025. https://asrjetsjournal.org/American_Scientific_Journal/article/view/2603