M.O. Oniya
G. Ortiz and M.I. Camargo-Mathias
Mohammed Inuwa Ja`afaru and Obasola Ezekiel Fagade
O.A. Oyelese
I.A. Adebayo
M.O. Oluwamukomi , I.A. Adeyemi and O.O. Odeyemi
J. Auta and E.P. Anwa
A.K. Onifade and F.A. Abubakar
E.P. Anwa , J. Auta , S.A. Abdullahi and P.I. Bolorunduro
K. Okunomo , B.O. Bosah , A.U. Ofuoku and J.N. Okunomo
K. Okunomo , E.C. Orji and G.U. Nnaji
W.H. Himratul-Aznita , R.N.S. Raja Dzulkeffli and S.H. Muhadi
T.S.L. Ngamo , W.F. Noudjou , M.B. Ngassoum , P.M. Mapongmestsem , A.B. Aminatou Boubakary , F. Malaisse , E. Haubruge , G. Lognay and T. Hance
A.P.O. Engola , G. Eilu , J.D. Kabasa , L. Kisovi , P.K.T. Munishi and D. Olila
R.G. Ayo and J.O. Amupitan
R. Yanez Fabian , J.R. Orozco Hernandez and I.J. Ruiz Garcia
T.S.L. Ngamo , I. Ngatanko , M.B. Ngassou , P.M. Mapongmestsem and T. Hance
A.K. Onifade
E.C. Okafor and G.E. Nwajei
Marco Baietto , Simone Masin , Serena Vaghi and Emilio Padoa-Schioppa
H.H. Musa , G.H. Chen , A.H. Suleiman and D.M. Mekki
Musa H.H. , G.H. Chen , W.B. Bao , X.S. Wu and J.H. Cheng
P.K. Chenniappan and S. Balamohan
Akram Amraei Mahbobeh , Azemati and Sedigheh Hantooshzadeh
E.F. Asawalam , K.C. Emeasor and O. Adieze