Williams, M. A. J., Bishop, P. M., Dakin, F. M., & Gillespie, R. (1977). Late Quaternary lake levels in southern Afar and the adjacent Ethopian Rift [8]. Nature, 267(5613), 690-693. doi:10.1038/267690a0
Williams, M. A. J., Bishop, P. M., Dakin, F. M., & Gillespie, R. (1977). Late Quaternary lake levels in southern Afar and the adjacent Ethopian Rift [8]. Nature, 267(5613), 690-693. doi:10.1038/267690a0