Z.O. Opafunso , B.O. Adewuyi , G.O. Oniyide and E.O. Ifelola
H.S. Bolarinwa , M.U. Onuu and D.E. Bassey
A.J. Alawode , M.O. Akomolede and A.O. Agbanigo
A.J. Alawode and S.B. Adeyemo
G.R. Ferreiro and C.J.L. Rolle
I.O. Ogunleye , S.B. Adeyemo and M.B. Adeyemi
E.D. Davidge and S.D. Yu