@article{ref1,
title="Some theoretical problems in the study of youth",
journal="Sociological review, The",
year="1968",
author="Allen, S.",
volume="16",
number="3",
pages="319-331",
abstract="<p>[Abstract unavailable]</p>",
language="",
issn="0038-0261",
doi="10.1111/j.1467-954X.1968.tb01300.x",
url="http://dx.doi.org/10.1111/j.1467-954X.1968.tb01300.x"
}