Shaba, S. F., and D. S. Barbaz. “ESTIMATING OF PROFIT FUNCTION OF VEGGETABLE CROPS IN ALQOSH REGION FOR THE PRODUCTION SEASON 2019”. IRAQI JOURNAL OF AGRICULTURAL SCIENCES 53, no. 2 (April 29, 2022): 365–372. Accessed May 1, 2025. https://www.jcoagri.uobaghdad.edu.iq/index.php/intro/article/view/1543.