@article{ref1,
title="With what, where, and with whom do kindergarten children play? A children's questionnaire",
journal="Praxis der Kinderpsychologie und Kinderpsychiatrie",
year="1976",
author="Moosmann, I.",
volume="25",
number="2",
pages="67-76",
abstract="<p>[Abstract unavailable]</p><p>Language: de</p>",
language="de",
issn="0032-7034",
doi="",
url="http://dx.doi.org/"
}