@article{ref1,
title="Drug-related violence and street prostitution",
journal="NIDA research monograph",
year="1990",
author="Sterk, Claire E. and Elifson, K. W.",
volume="103",
number="",
pages="208-221",
abstract="<p>[Abstract unavailable]</p> <p>Language: en</p>",
language="en",
issn="1046-9516",
doi="",
url="http://dx.doi.org/"
}