@article{ref1,
title="Paying for the Public Infrastructure in Urban Development -- A Review Article",
journal="Operational research quarterly",
year="1974",
author="Mills, Gordon",
volume="25",
number="2",
pages="247-252",
abstract="<p>[Abstract unavailable]</p>",
language="",
issn="0030-3623",
doi="",
url="http://dx.doi.org/"
}