@misc{Sawicki_Ludwik_(1893–1972)_Korespondencja_1958-1961,
 author={Sawicki, Ludwik (1893–1972)},
 volume={70},
 copyright={Creative Commons Attribution BY 3.0 PL license},
 journal={Spuścizna prof. Ludwika Sawickiego : teczki archiwalne},
 howpublished={online},
 year={1958-1961},
 language={pol},
 title={Korespondencja wpływająca},
 type={Text},
 keywords={State Geological Institute - State Research Institute, State Geological Institute - State Research Institute -- organization -- activities, Polish Academy of Sciences. Museum of the Earth, Polish geology -- organization of science},
}