Kovalenko N, Kovalenko V, Hutsol T, Ievstafiieva Y, Polishchuk A. Economic Efficiency and Internal Competitive Advantages of Grain Production in the Central Region of Ukraine. AgricEng [Internet]. 2021May24 [cited 2024Apr.26];25:51-2. Available from: https://agriceng.ptir.org/index.php/AgricEng/article/view/273