@article{ref1,
title="Shifting selection may control apparent motion",
journal="Psychological science",
year="2013",
author="Xu, Yangqing and Suzuki, Satoru and Franconeri, Steven L.",
volume="24",
number="7",
pages="1368-1370",
abstract="<p>[Abstract unavailable]</p> <p>Language: en</p>",
language="en",
issn="0956-7976",
doi="10.1177/0956797612471685",
url="http://dx.doi.org/10.1177/0956797612471685"
}