@misc{Zylberberg_Abram_[?]_Portrait,
 author={Zylberberg, Abram [?]},
 howpublished={online},
 type={scan of a glass negative},
 title={Portrait of a female soldier},
 keywords={Faces of a non-existent city (photo collection), female soldier, collection of glass negatives, Jewish History Tours, portrait, Rynek 4},
}