@article{ref1,
title="A unit on traffic safety",
journal="School science and mathematics",
year="1937",
author="Gocker, R. H.",
volume="37",
number="5",
pages="565-570",
abstract="<p>[Abstract unavailable]</p><p>Language: en</p>",
language="en",
issn="0036-6803",
doi="10.1111/j.1949-8594.1937.tb11293.x",
url="http://dx.doi.org/10.1111/j.1949-8594.1937.tb11293.x"
}