Environmental Working Group. Joint U.S. Russian Sea Ice Atlas. Sea Ice Atlas for the Arctic Ocean [CD-ROM]
Tanis, F.; Smolyanitsky, V. (2000). Environmental Working Group. Joint U.S. Russian Sea Ice Atlas. Sea Ice Atlas for the Arctic Ocean [CD-ROM]. Version 1.0, 1 september 2000. National Snow and Ice Data Center: Boulder. 2 cd-rom pp.
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