@inbook{640b8560437a460088f20a61ec388d1e,
title = "A critical evaluation of the numerical age of the Eocene-Oligocene boundary",
keywords = "Aardwetenschappen/Geologie/Geofysica, Geowetenschappen en aanverwante (milieu)wetenschappen",
author = "F.J. Hilgen and K.F. Kuiper",
year = "2009",
language = "Undefined/Unknown",
series = "Geological Society of America Special Paper",
publisher = "The Geological Society of America",
number = "452",
pages = "139--148, doi: 10.1130/2009.2452(09)",
editor = "C. Koeberl and A. Montanari",
booktitle = "The Late Eocene Earth - Hothouse, Icehouse, and Impacts",
}