@article{ref1,
title="Risk and responsibility as factors affecting heart rate in test pilots. The flight research program-ii",
journal="Aerospace medicine",
year="1965",
author="Roman, J.",
volume="36",
number="",
pages="518-523",
abstract="<p>[Abstract unavailable]</p><p>Language: en</p>",
language="en",
issn="0001-9402",
doi="",
url="http://dx.doi.org/"
}