@ARTICLE{Sokołowski_Jerzy_Changes_1993, author={Sokołowski, Jerzy and Ziaja, Wiesław}, volume={vol. 14}, number={No 3}, journal={Polish Polar Research}, pages={309-312}, howpublished={online}, year={1993}, publisher={Polish Academy of Sciences}, publisher={Committee on Polar Research}, abstract={Reduced ice thickness made the glaciers of the northeastern Sörkapp Land occupy considerably smaller area in 1971 than in 1961. Glacial retreat was however more limited in this area than in a remaining part of the Sörkapp Land. Melting of firn intensified processes on mountain slopes.}, type={Article}, title={Changes of glaciation in the northeastern Sörkapp Land, Spitsbergen, 1961-1971}, URL={http://www.journals.pan.pl/Content/111066/PDF-MASTER/1993-3_309-312.pdf}, keywords={Arctic, Spitsbergen, Sorkapp Land, photogrammetry, glaciers}, }