@article{ref1,
title="Problems of automobile traffic in Japan",
journal="Kangogaku zasshi",
year="1970",
author="Hirasawa, Masayuki",
volume="34",
number="10",
pages="33-37",
abstract="<p>[Abstract unavailable]</p> <p>Language: ja</p>",
language="ja",
issn="0386-9830",
doi="",
url="http://dx.doi.org/"
}