@misc{Sawicki_Ludwik_(1893–1972)_Nadma_1920,
 author={Sawicki, Ludwik (1893–1972)},
 volume={54},
 copyright={Creative Commons Attribution BY 3.0 PL license},
 journal={Spuścizna prof. Ludwika Sawickiego : teczki archiwalne},
 howpublished={online},
 year={1920},
 language={pol},
 title={Nadma},
 type={Text},
 URL={http://rcin.org.pl/Content/77349/PDF/WA308_90795_A-TA-LS-54-4_Nadma_I.pdf},
 keywords={archaeological sites -- Poland, Nadma, Radzymin commune, Wołowin county, mazowieckie voivodeship (Poland)},
}