?url_ver=Z39.88-2004&rft_val_fmt=info%3Aofi%2Ffmt%3Akev%3Amtx%3Abook&rft.au=Oziegbe%2C+Ehitua+Julius&rft.aufirst=Ehitua+Julius&rft.aulast=Oziegbe&rft.title=Retrograde+Assemblages+of+Gneisses+at+Arigidi+and+Erusu+Areas+of+Southwestern+Nigeria&rft.date=1+June+2023&rft.genre=proceeding