Kim JM (2001). “Efficiency Analysis of Sustainable and Conventional Farms in the Republic of Korea with Special Reference to the Data Envelopment Analysis (DEA).” J Sustainbale Agriculture 18(4): 9-26.

Kim JM (2001). “Efficiency Analysis of Sustainable and Conventional Farms in the Republic of Korea with Special Reference to the Data Envelopment Analysis (DEA).” J Sustainbale Agriculture 18(4): 9-26.

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