@article{ref1,
title="The biology of the wheel",
journal="Nature",
year="1983",
author="Diamond, J.",
volume="302",
number="5909",
pages="572-573",
abstract="<p>[Abstract unavailable]</p><p>Language: en</p>",
language="en",
issn="0028-0836",
doi="",
url="http://dx.doi.org/"
}