@article{ref1,
title="Planning playgrounds for the handicapped",
journal="Journal of Psychiatric Nursing and Mental Health Services",
year="1968",
author="Etkes, A. B.",
volume="6",
number="6",
pages="339-343",
abstract="<p>[Abstract unavailable]</p><p>Language: en</p>",
language="en",
issn="0360-5973",
doi="",
url="http://dx.doi.org/"
}