The thermal state of permafrost in the nordic area during the international polar year 2007-2009

Hanne Hvidtfeldt Christiansen, B. Etzelmuller, Ketil Isaksen, Juliussen, H, Farbrot, H., Ole Humlum, Johannson, M, Thomas Ingeman-Nielsen, J Kristensen, Hjort, J., P. Holmlund, Sannel, A.B. K., Charlotte Sigsgaard, H.J Åkerman, Niels Foged, Lars Harald Blikra, Pernosky, M., Ødegaard, R.S.