Odumosu, Joseph Olayemi, Department of Geomatics, Faculty of Environmental Sciences, University of Benin, P.M.B. 1154, Edo State, Nigeria. (Nigeria)
Oetari, Feni, Jakarta State University (Indonesia)
OGEDE, Jimoh Sina, Olabisi Onabanjo University (Nigeria)
Okafor, Emeka E., Department of Sociology Olabisi Onabanjo University P.M.B 2002,Ago-Iwoye, Ogun State, Nigeria (Nigeria)
Oktarina, Sachnaz Desta
Oktavia, Marisa
Oktavia, Yulia, Maritim Raja Ali Haji University (Indonesia)
Oladosu, Stephen Olushola, University of Benin, Benin City, Nigeria (Nigeria)