@misc{Sawicki_Ludwik_(1893–1972)_Wyciągi_1938,
 author={Sawicki, Ludwik (1893–1972) and Krištafovič, Nikolaj Iosifovič (1866–1941)},
 volume={30},
 copyright={Creative Commons Attribution BY 3.0 PL license},
 journal={Spuścizna prof. Ludwika Sawickiego : teczki archiwalne},
 howpublished={online},
 year={1938},
 language={pol},
 title={Wyciągi z literatury},
 type={Text},
 URL={http://www.rcin.org.pl/iae/Content/76438/PDF/WA308_89164_A-TA-LS-30-7_Wyciagi-z-literatury_I.pdf},
 keywords={geological analysis, palinology},
}