Mengistu Endris, Zinaye Tekeste, Wossenseged Lemma
Dawit Udessa Gede, Admassu Tesso Huluka
Kassahun Habtamu, Abebaw Minaye, Waganesh A. Zeleke et al.
Tesfa Mekonen, Solomon Yimer, Zegeye Yohannis
Marcel Fafchamps, Bereket Kebede
Irit Eguavoen, Weyni Tesfai
Bryan Shaw, Agbessi Amouzou, Nathan P Miller
Atsede Fantahun, Asrat Demessie, Kahsu Gebrekirstos et al.
Yihenew G. Selassie, Yihenew Belay
T Wondimu, K W Michael, Wondwosen Kassahun
Ginenus Fekadu, Kejela Bula, Getu Bayisa
Kidanemariam Alem Berhie
