1. Cavalieri , D. J. Parkinson , C. L. Gloersen , P. Zwally , H. Sea Ice Concentrations from Nimbus-7 SMMR and DMSP SSM/I-SSMIS Passive Microwave Data Boulder, Colorado USA NASA DAAC at The National Snow and Ice Data Center 1996
2. When will the Summer Arctic be Nearly Sea Ice Free?;Overland;Geophysical Research Letters,2013
3. Assessment of Undiscovered Oil and Gas in the Arctic;Gautier;Science,2009
4. Davenport , C. U.S. Will allow Drilling for Oil in Arctic Ocean New York Times 2015
5. Reid , T. Walter , T. Enge , P. Fowler , A. Crowdsourcing Arctic Navigation Using Multispectral Ice Classification and GNSS Proceedings of the 27th International Technical Meeting of the Satellite Division of The Institute of Navigation (ION GNSS+ 2014) 2014 707 721