@article{ref1,
title="Analysis of USAF undershoot and overshoot accidents, 1960-1964",
journal="Aerospace medicine",
year="1967",
author="Sawyer, C. H. and Zeller, A. F.",
volume="38",
number="10",
pages="1029-1033",
abstract="<p>[Abstract unavailable]</p> <p>Language: en</p>",
language="en",
issn="0001-9402",
doi="",
url="http://dx.doi.org/"
}