@article{ref1,
title="Mental hygiene and the problem of leisure",
journal="L'Hygiene Mentale",
year="1956",
author="Frankl, V.",
volume="45",
number="5",
pages="336-340",
abstract="<p>[Abstract unavailable]</p><p>Language: fr</p>",
language="fr",
issn="0073-4241",
doi="",
url="http://dx.doi.org/"
}