Characteristic trace fossils from Miocene brackish-water deposits in the Niger Delta, Nigeria
Ezeh, Sunny C., Mode, Wilfred A., Ozumba, Berti M.
Sedimentology and ichnology of Neogene Coastal Swamp deposits in the Niger Delta Basin, Nigeria
Ezeh, Sunny C., Mode, Wilfred A., Ozumba, Berti M., Yelwa, Nura A.