@article{ref1,
title="Control law optimization in simulated visual tracking of aircraft",
journal="Ergonomics",
year="1968",
author="Speight, L. R. and Bickerdike, J. S.",
volume="11",
number="3",
pages="231-247",
abstract="<p>[Abstract unavailable]</p> <p>Language: en</p>",
language="en",
issn="0014-0139",
doi="",
url="http://dx.doi.org/"
}