@article{ref1,
title="The Duty Problem in Negligence Cases: II",
journal="Columbia law review",
year="1929",
author="Leon Green, ",
volume="29",
number="3",
pages="255-284",
abstract="<p>[Abstract unavailable]</p>",
language="",
issn="0010-1958",
doi="10.2307/1113738",
url="http://dx.doi.org/10.2307/1113738"
}