1. Adsorption of nitrogen on ice at 78°K;Adamson;J. Am. Chem. Soc.,1966
2. Alder, B. , Geiss, J. , Grogler, N. , Renaud, A. Gas composition in ice samples collected by E. G. I. G. dans Etudes physiques et chimiques sur la glace de l'Inlandsis du Grœnland, par A. Renaud, Medd. om. Grenland (sous presse).
3. Bader, H. 1961. The Greenland ice sheet. CREEL I, B2, 18 p.
4. Theory of densification of dry bubbly glacier ice;Bader;CREEL research report,1965
5. Gas enclosure in a temperate glacier;Coachman;Tellus,1956