E. B. Ettah

A GIS Analysis of Noise Islands in Calabar Metropolis, Nigeria

F. E. Bisong, J. N. Obiefuna, E. B. Ettah, 2013 .

THE RELATIONSHIP BETWEEN SOLAR RADIATION AND THE EFFICIENCY OF SOLAR PANELS IN PORT HARCOURT, NIGERIA

E. B. Ettah, J. Nwabueze, 2011 .