@article{ref1,
title="Pedagogical aspects of group psychotherapy with delinquents",
journal="Nederlands Tijdschrift voor Geneeskunde",
year="1963",
author="van Asperen, G.",
volume="107",
number="",
pages="1291-1293",
abstract="<p>[Abstract unavailable]</p><p>Language: nl</p>",
language="nl",
issn="0028-2162",
doi="",
url="http://dx.doi.org/"
}