Deep Drilling in the Greenland Ice SheetGeological Researches and Using of Rocks, Vol. 2, p. 49-61, 2000
N. Gundestrup, S.J. Johnsen, S.B. Hansen
Departement of Geophysics, The Niels Bohr Institute of Astronomy, Physics and Geophysics, University of Copenhagen.
Department of Descriptive Geometry, St. Petersburg State Mining Institute, 21 Line, 2, 199026 St. Petersburg, Russia.