Opadeji ,A.O. (2001) The Middle Stone Age in North Central Nigeria: Typology andTechnology in Stone Age Tool Assemblage: Frankfurt, Elektra 159 pages.

Oyelaran, P.A. & Opadeji A.O. 2000, Petrological Examination of Raw Materials for the Saminaka Stone Artefacts. West African Journal of Archaeology 35(2): pp 83-91.

Aleru J.O., Opadeji A.O. & Adegbite A.O. 2005, GIS, Documentation of Archaeological Sites, Conflict and Landscape Archaeology in Egba Forest, Southwestern Nigeria. West African Journal of Archaeology. Vol. 35

Opadeji A.O. 2008 Knowledge of Stone Age Archaeology in Nigeria. Journal of Environment and CultureVol.5(1): pp. 12-28

Opadeji A.O. 2009 Investigating Regional Trends in Nigeria Middle Stone Age. Journal of Environment and Culture. Vol. 6 (1&2): pp. 1-17.

Alabi, R.A., J.O. Aleru, A.O. Opadeji & A. Usman 2009, A Hunter-Gatherer Community in the Rain Forest Belt of Southwestern Nigeria. Nyame Akuma No. 72: pp 74-77 December, 2009.

Opadeji A.O. 2011, Stone Fortification of Surame, Northwestern Nigeria. West African Journal of Archaeology Vol.41 (1&2) pp. 109-119

O.B. Lawuyi, P.A. Oyelaran, S.O. Ogundele, J.O. Aleru, R.A. Alabi, A.O. Opadeji and B.O. Ololajulo. 2011, Archaeological and Anthropological Cooperation on a Search: Owu and Thoughts on the Diaspora. Journal of Nigerian Field Archaeology. Vol.1No1 pp. 22-30.

Opadeji A.O., Gundu, Z.A., and Kimbers Y.Y. 2012, An Interim Report on Test Excavations at Surame, Sokoto State, Nigeria. Journal of Nigerian Field Archaeology. Vol.2 No.2 pp. 24-30.

Opadeji A.O. 2013, Late Stone Age/Neolithic Occupations in Southwest Nigeria: Deductions from Old and New Data About Hominin Behaviour. Ed. Michel Boko, Obare Bagodo, L. M. Oyede and A. Akoegninou Proceedings of the WAQUA International Conference. (Abomey-Calavi)

Olusegun Akanni OPADEJI. Ph.D