•  Igwe O, Mode W, Nnebedum O, Okonkwo I, Oha I (2015) The mechanism and characteristics of a complex rock-debris avalanche at the Nigeria-Cameroon border, West Africa. Geomorphology 234: 1-10

• Igwe O, Mode W, Nnebedum O, Okonkwo I, Oha I (2014) The analysis of rainfall-induced slope failures at Iva Valley area of Enugu State, Nigeria. Environmental Earth Science DOI 10.1007/s12665-013-2647-x

• Igwe O, Omonona OV, Onwuka OS, Nnebedum O.D. (2014) Evaluation of the impact of asbestos waste on soils in Emene-Enugu, Southeastern Nigeria. Environmental Monitoring Assessment DOI 10.1007/s10661-014-3987-z

• Igwe,O., Mode,W., Nnebedum,O., Okonkwo, O., and Oha, I.2013. The analysis of rainfall- induced slope failures at Iva Valley area Enugu state, Nigeria. Environmental Earth Sciences. DOI 10.1007/s12665-013-2647-x-Springer

• Igwe O, Nnebedum O, Ekundayo AJ (2013) Assessment of asbestos waste dumpsite in Enugu metropolis, south-eastern Nigeria: implications for environmental concern. Nigeria Journal of Education, Health, Environment and Technology Research, 4: 146-158.

• Obi, I.S., Mode, A.W., Obi, N.M., Ekwe, A.C., Nnebedum, O.D., Ede,T.A., and Egbu, O.C.2013. Paleocurrent analysis as tool for reservoir property estimation: a case study of Eocene outcrops in Southeastern Nigeria. American Journal of Industrial and Scientific Research.Vol 4(1), pp.137-152 

• Igwe, O., Mode, W., Nnebedum, O., Okonkwo, O., Okwara, I, and Mbakwe, I. 2011. Rock fall-Debris avalanche at Imiande-UkusuItulygh, Kwande LGA, Benue State Nigeria. Geophysical Research Abstracts Vol. 13 EGU 2011-1226.

Conference papers

o Prospect Identification Based on Surface Seismic Attribute Analysis: A Case Study of Alpha Field, Niger Delta, Nigeria 

o Geophysical Investigation of Pegmatite Veins in Keffi Area, Nasarawa State Nigeria

o The Use of Magnetic and Electrical Tomography indelineating subsurface pegmatite veins at around Gitata, Nasarawa State Nigeria

o Geological and Geophysical Investigation for Groundwater around Calabar Power Station at Odukpani Local Government Area, Cross River State,Nigeria