@article{ref1,
title="Analysis and comparison of predication methods for railway train accidents",
journal="China safety science journal (CSSJ)",
year="2010",
author="Wang, Zhou and Jia, Li-Min and Qin, Yong and Yang, Kai-Chun",
volume="20",
number="9",
pages="34-39",
abstract="",
language="",
issn="1003-3033",
doi="",
url="http://dx.doi.org/"
}