@article{ref1,
title="An investigation of the effect of flying on speech intelligibility in noise",
journal="Journal of aviation medicine",
year="1957",
author="Hinchcliffe, R. and Wheeler, L. J.",
volume="28",
number="3",
pages="277-280",
abstract="<p>[Abstract unavailable]</p> <p>Language: en</p>",
language="en",
issn="0095-991X",
doi="",
url="http://dx.doi.org/"
}