@article{ref1,
title="Pattern similarity and cognitive transformations",
journal="Acta psychologica",
year="1977",
author="Imai, S.",
volume="41",
number="6",
pages="433-447",
abstract="<p>[Abstract unavailable]</p><p>Language: en</p>",
language="en",
issn="0001-6918",
doi="",
url="http://dx.doi.org/"
}