@article{ref1,
title="Current Flying, Age, Experience and Non-Jet Accidents",
journal="Aerospace medicine",
year="1963",
author="Zeller, A. F. and Lentz, E. C. and Burke, J. M.",
volume="34",
number="3",
pages="222-222",
abstract="[Abstract unavailable]  <p>Language: en</p>",
language="en",
issn="0001-9402",
doi="",
url="http://dx.doi.org/"
}