@article{ref1,
title="Public health implications in city and regional planning",
journal="American journal of public health",
year="1943",
author="Bartholomew, H",
volume="33",
number="5",
pages="481-489",
abstract="<p>[Abstract unavailable]</p>",
language="",
issn="0090-0036",
doi="",
url="http://dx.doi.org/"
}