@article{ref1,
title="Analysis of mental characteristics of air traffic controllers in relation to their age",
journal="Vojnosanitetski Pregled - Military-medical and pharmaceutical review",
year="1981",
author="Strmotić, E.",
volume="38",
number="3",
pages="192-196",
abstract="<p>[Abstract unavailable]</p> <p>Language: sr</p>",
language="sr",
issn="0042-8450",
doi="",
url="http://dx.doi.org/"
}