TY - JOUR L1 - http://www.journals.pan.pl/Content/111980/PDF/Polish%20Polar%20Res.%202-19%207-In%20Memoriam.pdf L2 - http://www.journals.pan.pl/Content/111980 PY - 2019 IS - No 2 EP - 174 DO - 10.24425/ppr.2019.128373 KW - Krzysztof Ludwik Birkenmajer (1929–2019) A1 - Jania, Jacek A. PB - Polish Academy of Sciences PB - Committee on Polar Research VL - vol. 40 DA - 2019.06.13 T1 - In Memoriam: Professor Krzysztof Ludwik Birkenmajer (1929–2019) an outstanding Polish geologist and polar researcher SP - 171 UR - http://www.journals.pan.pl/dlibra/publication/edition/111980 T2 - Polish Polar Research ER -