@article{ref1,
title="Factorial structure and validity of naval aviation selector variables",
journal="Aerospace medicine",
year="1960",
author="Ambler, R. K. and Bair, J. T. and Wherry, R. J.",
volume="31",
number="",
pages="456-461",
abstract="<p>[Abstract unavailable]</p><p>Language: en</p>",
language="en",
issn="0001-9402",
doi="",
url="http://dx.doi.org/"
}