@article{ref1,
title="Freedom and risk",
journal="Daedalus",
year="1978",
author="Bok, Sissela",
volume="107",
number="2",
pages="115-127",
abstract="<p>[Abstract unavailable]</p><p>Language: en</p>",
language="en",
issn="0011-5266",
doi="",
url="http://dx.doi.org/"
}