@article{ref1,
title="Response time effects of alerting tone and semantic context for synthesized voice cockpit warnings",
journal="Human factors",
year="1980",
author="Simpson, C. A. and Williams, D. H.",
volume="22",
number="3",
pages="319-330",
abstract="<p>[Abstract unavailable]</p> <p>Language: en</p>",
language="en",
issn="0018-7208",
doi="",
url="http://dx.doi.org/"
}