1. The Pliocene–Pleistocene boundary;Aguirre;Episodes,1985
2. The Pliocene–Pleistocene boundary should remain at 1.81 Ma;Aubry;GSA Today,,1998
3. Problems in chronostratigraphy: stages, series, unit and boundary stratotypes, global stratotype section and point and tarnished golden spikes;Aubry;Earth-Science Reviews,1999
4. Quaternary: status, rank, definition, and survival;Aubry;Episodes,2005
5. The Maestrichtian, Danian and Montian Stages and the Cretaceous–Tertiary boundary;Berggren;Stockholm Contributions in Geology,1964