Theresa Okoror O, Areal F. The effect of sustainable farming practices and soil factors on the technical efficiency of maize farmers in Kenya. kasetsart J. Soc. Sci. [Internet]. 2020 Dec. 1 [cited 2024 May 1];41(3):641–646. Available from: https://so04.tci-thaijo.org/index.php/kjss/article/view/247666