@article{ref1,
title="Environmental and fallout gamma radiation protection factors provided by civilian vehicles",
journal="Health physics",
year="1974",
author="Burson, Z. G.",
volume="26",
number="1",
pages="41-44",
abstract="<p>[Abstract unavailable]</p><p>Language: en</p>",
language="en",
issn="0017-9078",
doi="",
url="http://dx.doi.org/"
}