Divine , D., Isaksson , E., Martma , T., Meijer , H. A., Moore , J., Pohjola , V., van de Wal , R. S. and Godtliebsen , F. (2011) “Thousand years of winter surface air temperature variations in Svalbard and northern Norway reconstructed from ice core data”, Polar Research, 00. doi: 10.3402/polar.v30i0.7379.