All abstracts by Sigfus Johnsen at Goldschmidt 2004
| (2004) The Timespan of the Bølling-Allerød Period in the GRIP Ice Core
Seierstad I, Vinther B & Johnsen S |
| (2004) The Copenhagen Ice Core Dating Initiative: A Time Microscope on Past Abrupt Climate Changes
Steffensen J, Johnsen S, Dahl-Jensen D, Clausen H, Svensson A, Krogh andersen K & Hvidberg C |