1. Thermal ice core drill 4000;Augustin,1988
2. Assessing the quality of thermally drilled deep antarctic ice cores for trace elements analysis;Boutron,1988
3. Surface accumulation on Ross Ice Shelf;Clausen;Antarct. J. USA,1979
4. Physical Chemistry;Eggers,1964
5. Butyl acetate, an alternative drilling fluid for deep ice-coring projects;Gosink;J. Glaciol.,1991