T. JQ, Ali EH, Ghaylan MS. ESTIMATING FACTORS AFFECTING WHEAT MARKETING EFFICIENCY USING TOBIT MODEL. Iraqi J. Agric. Sci. [Internet]. 2022 Aug. 30 [cited 2024 May 3];53(4):941-9. Available from: https://jcoagri.uobaghdad.edu.iq/index.php/intro/article/view/1606