Fitria CahyaningsihA., RahayuE. S., and Kusnandar. “Factors Affecting the Technical Efficiency of Cassava Farming in Wonogiri Regency”. Jurnal Manajemen & Agribisnis, Vol. 19, no. 3, Nov. 2022, p. 331, doi:10.17358/jma.19.3.331.