Akilew Awoke Adane, Kefyalew Addis Alene, Digsu N. Koye et al.
Takele Tadesse, Meaza Demissie, Yemane Berhane
Tsigeweini Asgedom Tessema
Gebretsadik Berhe, Fikre Enquselassie, Abraham Aseffa et al.
Tesfaye Madebo, Bernt Lindtjørn
Mohammed A. Yassin, Daniel G. Datiko, Olivia Tulloch et al.
Ann Kebede, Z. Alebachew, F. Tsegaye
Daniel G. Datiko, Degu Jerene, Pedro Suarez
Solomon Abebe Yimer, Gunnstein Norheim, Amine Namouchi et al.
Daniel G. Datiko, Bernt Lindtjørn
Sebsibe Tadesse
Habteyes Hailu Tola, Davoud Shojaeizadeh, Azar Tol
