@article{ref1,
title="Effects of positive acceleration on pilots in flight with a comparison of the responses of pilots and passengers in an airplane and subjects on a human centrifuge",
journal="Journal of aviation medicine",
year="1950",
author="Lambert, E. H.",
volume="21",
number="3",
pages="195-220; passim",
abstract="<p>[Abstract unavailable]</p><p>Language: en</p>",
language="en",
issn="0095-991X",
doi="",
url="http://dx.doi.org/"
}