@article{ref1,
title="How to make a boring thing more boring",
journal="Child development",
year="1974",
author="Zivin, G.",
volume="45",
number="1",
pages="232-236",
abstract="<p>[Abstract unavailable]</p><p>Language: en</p>",
language="en",
issn="0009-3920",
doi="",
url="http://dx.doi.org/"
}