@article{ref1,
title="Reduction of self-injurious behaviors by reinforcement and toy use",
journal="Mental retardation",
year="1982",
author="Lockwood, K. and Bourland, G.",
volume="20",
number="4",
pages="169-173",
abstract="<p>[Abstract unavailable]</p><p>Language: en</p>",
language="en",
issn="0047-6765",
doi="",
url="http://dx.doi.org/"
}