@article{ref1,
title="The use of positive reinforcement in the control of self-destructive behavior in a retarded boy",
journal="Journal of experimental child psychology",
year="1968",
author="Peterson, R. F. and Peterson, L. R.",
volume="6",
number="3",
pages="351-360",
abstract="<p>[Abstract unavailable]</p><p>Language: en</p>",
language="en",
issn="0022-0965",
doi="",
url="http://dx.doi.org/"
}