@article{ref1,
title="Subjective symptoms of air traffic controllers and radio operators",
journal="Rodo Kagaku",
year="1961",
author="Kogi, K.",
volume="37",
number="",
pages="295-299",
abstract="<p>[Abstract unavailable]</p><p>Language: ja</p>",
language="ja",
issn="0022-443X",
doi="",
url="http://dx.doi.org/"
}