@article{ref1,
title="Possible determination of close-range shooting by the area of the smudge and lead halo using statistical methods",
journal="Sudebno-Meditsinskaia Ekspertiza",
year="1977",
author="Kupov, I. Ia and Zharikov, P. M. and Belova, I. V. and Enikeeva, A. Kh",
volume="20",
number="4",
pages="26-28",
abstract="<p>[Abstract unavailable]</p><p>Language: ru</p>",
language="ru",
issn="0039-4521",
doi="",
url="http://dx.doi.org/"
}