@article{ref1,
title="Unusual case of tractor trauma",
journal="Sudebno-Meditsinskaia Ekspertiza",
year="1972",
author="Topolianskiĭ, N. D.",
volume="15",
number="3",
pages="49-51",
abstract="<p>[Abstract unavailable]</p><p>Language: ru</p>",
language="ru",
issn="0039-4521",
doi="",
url="http://dx.doi.org/"
}