@article{ref1,
title="Concentrations of carbon monoxide at traffic intersections in Dayton, Ohio",
journal="Archives of environmental health",
year="1966",
author="Ramsey, J. M.",
volume="13",
number="1",
pages="44-46",
abstract="<p>[Abstract unavailable]</p> <p>Language: en</p>",
language="en",
issn="0003-9896",
doi="",
url="http://dx.doi.org/"
}