@article{ref1,
title="Blast from the past",
journal="Smithsonian",
year="2002",
author="Evans, Robert",
volume="33",
number="4",
pages="52-57",
abstract="<p>[Abstract unavailable]</p><p>Language: en</p>",
language="en",
issn="0037-7333",
doi="",
url="http://dx.doi.org/"
}