@article{ref1,
title="Medical views on boxing",
journal="Kultura Fizyczna",
year="1962",
author="Biernakiewicz, T.",
volume="15",
number="",
pages="821-825",
abstract="<p>[Abstract unavailable]</p><p>Language: pl</p>",
language="pl",
issn="0137-7671",
doi="",
url="http://dx.doi.org/"
}