found: Coal petrography ..., 1994:cover title (Nuhu George Obaje)
found: Updates on the geology and mineral resources of Nigeria, 2013: cover title (N. G. Obaje) p. 214-215 (b. on Dec. 15, 1961 at Kogi State, Nigeria; he has a PhD in Geology; Professor of Geology and currently Dean of the Faculty of Applied Sciences and Technology at Ibrahim Badamasi Badangida University)
found: Proceedings of the summit on Rethinking the Security and Development Agenda for Northern Nigeria, 2017:page 2 (Prof Nuhu Obaje, Department of Geology and Mining, IBB University, Lapai; he is also Director of Research in the university)