@ARTICLE {ELIAS:2014, title = {The effect of agricultural extension service on the technical efficiency of Teff (Eragrostistef) producers in Ethiopia}, author = {Elias, A. and Nohmi, M. and Yasunobu, K. and Ishida, A. and Alene, A. }, journal = {American Journal of Applied Sciences}, year = {2014}, volume = {11}, number = {2}, pages = {223--239}, issn = {1546-9239}, note = {SAHub}, }