@misc{Sawicki_Ludwik_(1893–1972)_Warszawa,
 author={Sawicki, Ludwik (1893–1972)},
 volume={46},
 copyright={Creative Commons Attribution BY 3.0 PL license},
 journal={Spuścizna prof. Ludwika Sawickiego : teczki archiwalne},
 howpublished={online},
 language={pol},
 title={Warszawa - okolice Parku Ujazdowskiego : notataki z wierceń},
 type={Text},
 URL={http://www.rcin.org.pl/iae/Content/77077/PDF/WA308_90114_A-TA-LS-46-3_Warszawa-okolice_I.pdf},
 keywords={boreholes, Ujazdów Park (Warsaw, Poland), Warsaw, mazowieckie voivodeship (Poland)},
}