@article{ref1,
title="Children sexually abused by multiple perpetrators: Familial risk factors and abuse characteristics",
journal="Journal of interpersonal violence",
year="1991",
author="Long, Patricia J. and Jackson, Joan L.",
volume="6",
number="2",
pages="147-159",
abstract="<p>[Abstract unavailable]</p>",
language="en",
issn="0886-2605",
doi="",
url="http://dx.doi.org/"
}