@ARTICLE{_Contemporary_2011,
 number={No 18},
 journal={Papers on Global Change IGBP},
 howpublished={online},
 year={2011},
 publisher={Polish Academy of Sciences},
 title={Contemporary Change of Subpolar Areas - Direction and Methods of Investigations},
 URL={http://www.journals.pan.pl/Content/98843/PDF/Journal%20102478_volume18_Issue_1_09.pdf},
 doi={10.2478/v10190-010-0009-2},
}