@article{ref1,
title="The efficiency of divers breathing oxy-helium",
journal="Ergonomics",
year="1967",
author="Baddeley, A. D. and Flemming, N. C.",
volume="10",
number="3",
pages="311-319",
abstract="<p>[Abstract unavailable]</p> <p>Language: en</p>",
language="en",
issn="0014-0139",
doi="",
url="http://dx.doi.org/"
}