Eocene-Oligocene Climatic and Biotic EvolutionWilliam A. Berggren, Donald R. Prothero|Princeton University Press eBooks|1992Cited by 593
EOCENE-OLIGOCENE CLIMATIC AND BIOTIC EVOLUTION: AN OVERVIEWWilliam A. Berggren, Donald R. Prothero|Princeton University Press eBooks|1992Cited by 192