@article{ref1,
title="Telescope field of view requirements for star recognition",
journal="Human factors",
year="1966",
author="Allen, R. Wade and Hershberger, M. L.",
volume="8",
number="1",
pages="41-47",
abstract="<p>[Abstract unavailable]</p><p>Language: en</p>",
language="en",
issn="0018-7208",
doi="",
url="http://dx.doi.org/"
}