@article{ref1,
title="Two wars or one? Drugs, guerrillas, and Colombia's new violencia",
journal="World policy journal",
year="2000",
author="LeoGrande, W. M. and Sharpe, K. E.",
volume="17",
number="3",
pages="1-11",
abstract="<p>[Abstract unavailable]</p><p>Language: en</p>",
language="en",
issn="0740-2775",
doi="",
url="http://dx.doi.org/"
}