@article{ref1,
title="Dynamics of the eye and head during an element of visual speech",
journal="Ergonomics",
year="1976",
author="Robinson, G. H. and Koth, B. W. and Ringenbach, J. P.",
volume="19",
number="6",
pages="691-709",
abstract="<p>[Abstract unavailable]</p> <p>Language: en</p>",
language="en",
issn="0014-0139",
doi="",
url="http://dx.doi.org/"
}