1. Alexeev V A, Ivanov V V, Kwok R, et al. 2013. North Atlantic warming and declining volume of arctic sea ice. The Cryosphere Discussions, 7(1): 245–265
2. Comiso J C, Parkinson C L, Gersten R, et al. 2008. Accelerated decline in the Arctic sea ice cover. Geophysical Research Letters, 35(1): doi: 10.1029/2007GL031972
3. Deser C, Teng Haiyan. 2008. Evolution of Arctic sea ice concentration trends and the role of atmospheric circulation forcing, 1979–2007. Geophysical Research Letters, 35(2): doi: 10.1029/2007GL032023
4. Fetterer F, Knowles K, Meier W, et al. 2002. Sea Ice Index. Boulder, Colorado USA: National Snow and Ice Data Center, doi: 10.7265/N5QJ7F7W
5. Giles K A, Laxon S W, Ridout A L. 2008. Circumpolar thinning of Arctic sea ice following the 2007 record ice extent minimum. Geophysical Research Letters, 35(22): doi: 10.1029/2008GL035710