@article{ref1,
title="Identifying the acceleration of visual targets",
journal="British journal of psychology (1953)",
year="1961",
author="Gottsdanker, R. and Frick, J. W. and Lockard, R. B.",
volume="52",
number="",
pages="31-42",
abstract="<p>[Abstract unavailable]</p><p>Language: en</p>",
language="en",
issn="0007-1269",
doi="",
url="http://dx.doi.org/"
}