Ababiya, Abraham, Genene Wosenyeleh, Shefaraw Teshale, Kacha Assefa, and Yisihak Ergicho. 2026. “Assessing Economic Efficiency in Teff Production: Evidence from Gombora Woreda, Central Ethiopia”. International Journal of Economics and Management 4 (01). Medan, Sumatera Utara, Indonesia:55-71. https://doi.org/10.54209/iem.v4i01.87.