Formal ratification of the GSSP for the base of the Calabrian Stage (second stage of the Pleistocene Series, Quaternary System)

Maria Bianca Cita, Philip L. Gibbard, Martin J. Head, the ICS Subcommission on Quaternary Stratigraphy
2012 Episodes  
doi:10.18814/epiiugs/2012/v35i3/001 fatcat:ue6mv26jfvhbdj7qbieneo2b6u