@article{ref1,
title="The path of seen movement as a function of the vector-field",
journal="American journal of psychology",
year="1937",
author="Brown, J. F. and Voth, A. C.",
volume="49",
number="4",
pages="543-563",
abstract="[The publisher has not provided an abstract for this article.]<p />",
language="en",
issn="0002-9556",
doi="10.2307/1416380",
url="http://dx.doi.org/10.2307/1416380"
}