@article{ref1,
title="Difficulties in the observation of orifices of penetration of bullets from firearms",
journal="Annales de Medecine Legale, Criminologie, Police Scientifique et Toxicologie",
year="1958",
author="Ollivier, H. and Robert, F.",
volume="38",
number="6",
pages="378-381",
abstract="<p>[Abstract unavailable]</p><p>Language: fr</p>",
language="fr",
issn="",
doi="",
url="http://dx.doi.org/"
}