R. O. Ogirigbo

Evaluation of dynamic properties of soils in site for proposed petrochemical plant in Edo State, Nigeria

J. O. Ehiorobo, J. O. Okovido, R. O. Ogirigbo, 2013 .

Gully Erosion Study and Control： A Case Study of Queen Ede Gully in Benin City

R. O. Ogirigbo, J. Ehiorobo, 2013 .