Johnson Urama

with Oluseyi, H. M. , 2008, Participation and research of astronomers and astrophysicists of black African descent (1900–2005), in J. C. Holbrook, J. Urama & R. Thebe Medupe (eds.), African cultural astronomy, Dordrecht, Springer, pp. 239-255.

, 2008, Astronomy and culture in Nigeria, in J. C. Holbrook, J. Urama & R. Thebe Medupe (eds.), African cultural astronomy, Dordrecht, Springer, pp. 231-238.

with Holbrook, J. C. , Thebe Medupe, R. (eds) , 2008a, African cultural astronomy: current archaeoastronomy and ethnoastronomy research in Africa, Springer, Dordrecht.