Kassaw Muluye Chanie
Xi He, Zhenshan Chen
Wagesho Amencho Negash
Gerba Leta, Girma Kelboro, Till Stellmacher
Chalachew Tarekegne, R. Wesselink, H.J.A. Biemans
World Bank
Getachew Dinede, Wubetu Bihon, Lina Gazu
Eyasu Yazew Hagos
Hinsene Garuma, Gezahegn Berecha, Chemeda Abedeta
Tebikachew Betru Tariku, Kai Ernn Gan, Xuezhi Tan
Mario Licata, Salvatore La Bella, Luca Lazzeri
Alemayehu Seyoum Taffesse, Paul A. Dorosh, Sinafikeh Asrat et al.
