1. Geodesy: Introduction to Geodetic Datum and Geodetic Systems;Zhiping,2014
2. Origin and emplacement of the older granites of Nigeria: some evidences from zungeru region, Nigeria;Ajibade;J. Min. Geol.,1982
3. Geochemistry and petrogenesis of the reworked archean gneissic complex of northcentral Nigeria: major and trace element studies on kaduna amphibolites and migmatitic gneiss;Dada;Global J. Pure Appl. Sci.,1999
4. The geology of the precambrian to lower paleozoic rocks of northern Nigeria;McCurry,1976
5. Geology and Mineral Resources of Nigeria;Obaje,2009