@article{ref1,
title="Cannibalism, warfare, and drought in the Mesa Verde Region during the twelfth century A.D",
journal="American antiquity",
year="2000",
author="Billman, B. R. and Lambert, P. M. and Leonard, B. L.",
volume="65",
number="1",
pages="145-178",
abstract="<p>[Abstract unavailable]</p><p>Language: en</p>",
language="en",
issn="0002-7316",
doi="",
url="http://dx.doi.org/"
}