Hassan Masoumi and  Rashed Alavi,  Total and Partial Factor Productivity Analysis of Irrigated Wheat in Iran by Separate of Exploitation Scales.   journal   = {International Journal of Agricultural and Biosystems Engineering}, [online]. World Academy of Science, Engineering and Technology.
    October 2023, vol. 202(10). 79 - 88
    [viewed 27 April 2024]. Available from: https://publications.waset.org/pdf/10013294.