TY JOUR TI Arctic Oscillation impact on thermal regime in the Eastern part of the Baltic region KW Arctic Oscillation KW polar vortex KW extremely cold months KW Eastern Europe KW atmospheric circulation types JO Solar-Terrestrial Physics AU Gecaite, I.. AU Pogoreltsev, A.I. AU Ugryumov, A.I. PY 2016 IS 2 PB INFRA-M Academic Publishing LLC.