@article{ref1,
title="Psychological selection of student pilots. Preliminary results of the use of the collective Zulliger test on a group of student pilots",
journal="Rivista di medicina aeronautica e spaziale",
year="1970",
author="Sparvieri, F.",
volume="33",
number="3",
pages="415-427",
abstract="<p>[Abstract unavailable]</p><p>Language: it</p>",
language="it",
issn="0035-631X",
doi="",
url="http://dx.doi.org/"
}