@article{ref1,
title="Ten-year-old boys in trouble",
journal="Child development",
year="1957",
author="Wattenberg, William W.",
volume="28",
number="1",
pages="43-46",
abstract="<p>[Abstract unavailable]</p><p>Language: en</p>",
language="en",
issn="0009-3920",
doi="",
url="http://dx.doi.org/"
}