@article{ref1,
title="Activities to improve safety and transportation quality by using IoT in Thailand",
journal="IATSS review",
year="2017",
author="Takayuki, Ikkawa",
volume="42",
number="2",
pages="144-150",
abstract="<p>[Abstract unavailable]</p> <p>Language: ja</p>",
language="ja",
issn="0386-1104",
doi="",
url="http://dx.doi.org/"
}