[1]
Ugochukwu, A.E. , Minapuye, I.O. and Geoffrey Chijioke, S.-O. 2019. Late Eocene to Early Miocene Biostragraphy and Palaeoenvironments in the Beta Field of the Northern-Central Niger Delta, Nigeria. American Scientific Research Journal for Engineering, Technology, and Sciences. 62, 1 (Dec. 2019), 145–171.