@article{ref1,
title="Survey of the 50 Hz electric field intensity distribution in drivers' cabs of the electric locomotives",
journal="Zhonghua Lao Dong Wei Sheng Zhi Ye Bing Za Zhi",
year="2006",
author="Wang, Lili",
volume="24",
number="4",
pages="243-244",
abstract="<p>[Abstract unavailable]</p> <p>Language: zh</p>",
language="zh",
issn="1001-9391",
doi="",
url="http://dx.doi.org/"
}