@misc{Sawicki_Ludwik_(1893–1972)_Miedzeszyn,
 author={Sawicki, Ludwik (1893–1972)},
 volume={48},
 copyright={Creative Commons Attribution BY 3.0 PL license},
 journal={Spuścizna prof. Ludwika Sawickiego : teczki archiwalne},
 howpublished={online},
 language={pol},
 title={Miedzeszyn nad Wisłą},
 type={Text},
 URL={http://www.rcin.org.pl/Content/77086/PDF/WA308_90180_A-TA-LS-48-3_Miedzeszyn-nad-Wisla_I.pdf},
 keywords={regional geology -- Poland, palinology, Miedzeszyn, Wawer (Warsaw, Poland), Warsaw, mazowieckie voivodeship (Poland)},
}