@article{ref1,
title="The Plaszow concentration and compulsory labor camp",
journal="Przeglad Lekarski",
year="1971",
author="Kielkowski, R.",
volume="27",
number="1",
pages="23-36",
abstract="<p>[Abstract unavailable]</p><p>Language: pl</p>",
language="pl",
issn="0033-2240",
doi="",
url="http://dx.doi.org/"
}