@article{ref1,
title="Motor proficiency in mental defectives",
journal="Perceptual and motor skills",
year="1958",
author="Distefano, Michael K. and Ellis, Norman R. and Sloan, William",
volume="8",
number="2",
pages="231-234",
abstract="<p>[Abstract unavailable]</p>",
language="en",
issn="0031-5125",
doi="10.2466/pms.1958.8.h.231",
url="http://dx.doi.org/10.2466/pms.1958.8.h.231"
}