@article{ref1,
title="An investigation into lead in two indoor small-bore rifle ranges",
journal="Annals of occupational hygiene",
year="1980",
author="Muskett, C. J. and Caswell, R.",
volume="23",
number="3",
pages="283-294",
abstract="<p>[Abstract unavailable]</p><p>Language: en</p>",
language="en",
issn="0003-4878",
doi="",
url="http://dx.doi.org/"
}