@article{ref1,
title="Intellectual efficiency and intentional homicide",
journal="Psychiatria Polska",
year="1977",
author="Rutkowski, R. and Wolska, A.",
volume="11",
number="5",
pages="533-538",
abstract="<p>[Abstract unavailable]</p><p>Language: pl</p>",
language="pl",
issn="0033-2674",
doi="",
url="http://dx.doi.org/"
}