Sheikho, I., Zinzel, H. (2020). An Economic and Standard Study to Estimate the Function of Costs of Potato Crop in Nineveh Governorate for the Production Season 2019 (Qubbah and Shraikhan) "Applied Model". Journal of University of Babylon, 16(4), 1003-1018. doi: 10.33899/berj.2020.167258
Ismail Turki Sheikho; Hassan Thamer Zinzel. "An Economic and Standard Study to Estimate the Function of Costs of Potato Crop in Nineveh Governorate for the Production Season 2019 (Qubbah and Shraikhan) "Applied Model"". Journal of University of Babylon, 16, 4, 2020, 1003-1018. doi: 10.33899/berj.2020.167258
Sheikho, I., Zinzel, H. (2020). 'An Economic and Standard Study to Estimate the Function of Costs of Potato Crop in Nineveh Governorate for the Production Season 2019 (Qubbah and Shraikhan) "Applied Model"', Journal of University of Babylon, 16(4), pp. 1003-1018. doi: 10.33899/berj.2020.167258
Sheikho, I., Zinzel, H. An Economic and Standard Study to Estimate the Function of Costs of Potato Crop in Nineveh Governorate for the Production Season 2019 (Qubbah and Shraikhan) "Applied Model". Journal of University of Babylon, 2020; 16(4): 1003-1018. doi: 10.33899/berj.2020.167258