@article{ref1,
title="Critical incidents in the context of family therapy. Critical incident no. 6",
journal="International psychiatry clinics",
year="1970",
author="Spark, D. and Papp, P.",
volume="7",
number="4",
pages="327-334",
abstract="<p>[Abstract unavailable]</p><p>Language: en</p>",
language="en",
issn="0020-8426",
doi="",
url="http://dx.doi.org/"
}