@article{ref1,
title="Grim expectations",
journal="Scientific American",
year="1991",
author="Yam, P.",
volume="264",
number="3",
pages="33-34",
abstract="<p>[Abstract unavailable]</p><p>Language: en</p>",
language="en",
issn="0036-8733",
doi="",
url="http://dx.doi.org/"
}