C.S. Ibe, B.I. Onyeanusi, S.O. Salami, I.E. Ajayi and J.O. Nzalak
Samuel Majalija, Oweka Francis, Wito G. Sarah, Musisi- Lubowa, Patrick Vudriko and Frances M. Nakamya
S.E. Mpouam, M.D. Achukwi, J.M. Feussom Kameni, Z. Bengaly and G.A. Ouedraogo
Hailu Degefu, Melese Balcha, Moti Yohannes and Mekedes Getachew