@article{ref1,
title="Keeping Up the Neighborhood - Estimating Net Effects of Zoning",
journal="American sociological review",
year="1981",
author="Shlay, AB and Rossi, Peter H.",
volume="46",
number="6",
pages="703-719",
abstract="<p>[Abstract unavailable]</p>",
language="",
issn="0003-1224",
doi="",
url="http://dx.doi.org/"
}