TømmervikH., HøgdaK.-A., RisethJ. Åge, KarlsenS.-R. and WielgolaskiF. E. (2005) “Growing season changes in Fennoscandia and Kola peninsula during the period 1982 to 1999 - Implications for reindeer husbandry (In Norwegian with Summary in English)”, Rangifer, 25(3), pp. 89-98. doi: 10.7557/2.25.3.1743.