TY - RPRT TI - Did intense volcanism trigger the first Late Ordovician icehouse? AU - Werner Buggisch AU - Michael M. Joachimski AU - Oliver Lehnert AU - S. M. Bergstrom AU - John E. Repetski PY - 2009 DO - 10.1130/g30577.1 UR - https://pubs.usgs.gov/publication/70156883 ID - 70156883 ER -