@misc{_[Jan_[ca,
 editor={Kobylański, Józef Władysław (1893–1971). Kolekcjoner},
 copyright={Public Domain},
 address={[S.l.]},
 howpublished={online},
 year={[ca 1920-1928]},
 publisher={[s.n.]},
 language={pol},
 title={[Jan Sztolcman] [Dokument ikonograficzny]},
 URL={http://rcin.org.pl/Content/24861/WA058_AJSz-7_Fotografie_5min.pdf},
 keywords={Sztolcman, Jan (1854-1928), Polish naturalists photos, portraits, haritage},
}