@ARTICLE{Birkenmajer_Krzysztof_6th_1991,
 author={Birkenmajer, Krzysztof},
 volume={vol. 12},
 number={No 3},
 journal={Polish Polar Research},
 pages={479},
 howpublished={online},
 year={1991},
 publisher={Polish Academy of Sciences},
 publisher={Committee on Polar Research},
 type={Chronicle},
 title={6th International Symposium on Antarctic Earth Sciences, Ranzan-Machi, Japan (contribution by Polish scientists)},
 URL={http://www.czasopisma.pan.pl/Content/111147/PDF-MASTER/1991-3_479.pdf},
}