1. Paleogene time scale miscalibration: Evidence from the dating of the North Atlantic igneous province Aubry, Marie-Pierre; Swisher, Carl C.; Kent, Dennis V.; Berggren, William A. 2003 Articles GeologyPaleoclimatology
2. A revised Cenozoic geochronology and chronostratigraphy Berggren, William A.; Kent, Dennis V.; Swisher, Carl C.; Aubry, Marie-Pierre 1995 Articles Geology, StratigraphicPaleontology