1. Vegetation and climate history in the Laptev Sea region (Arctic Siberia) during Late Quaternary inferred from pollen records;Andreev;Quaternary Science Reviews,2011
2. Further cryostratigraphic observations in the CRREL Permafrost Tunnel, Fox, Alaska;Bray;Permafrost and Periglacial Processes,2006
3. Brown J, Ferrians OJ Jr, Heginbottom JA, and Melnikov ES (eds.) (1997) Circum-Arctic Map of Permafrost and Ground-Ice Conditions. Washington, DC: US Geological Survey in Cooperation with the Circum-Pacific Council for Energy and Mineral Resources. Circum-Pacific Map Series CP-45, scale 1:10,000,000, 1 sheet
4. Extent and chronology of glaciation;Ehlers;Quaternary Science Reviews,2003
5. On the nature and origin of ‘muck’ deposits in the Klondike area, Yukon Territory;Fraser;Canadian Journal of Earth Sciences,1997