@article{ref1,
title="Artefacts in Delinquency Specialization and Generalization Studies",
journal="British journal of criminology",
year="1988",
author="Loeber, Rolf and Waller, D.",
volume="28",
number="",
pages="461-477",
abstract="<p>[Abstract unavailable]</p>",
language="",
issn="0007-0955",
doi="",
url="http://dx.doi.org/"
}