@article{ref1,
title="Relative predictability of occupational groups and performance criteria in an extreme environment",
journal="Journal of clinical psychology (Hoboken)",
year="1969",
author="Doll, Richard E. and Gunderson, E. K. and Ryman, David H.",
volume="25",
number="4",
pages="399-402",
abstract="<p>[Abstract unavailable]</p><p>Language: en</p>",
language="en",
issn="0021-9762",
doi="",
url="http://dx.doi.org/"
}