@article{ref1,
title="New National Seismic Zoning Map of China",
journal="Acta seismologica sinica. English edition",
year="2003",
author="Gao, MT",
volume="16",
number="6",
pages="639-645",
abstract="[Abstract unavailable]  <p>Language: en</p>",
language="en",
issn="1000-9116",
doi="",
url="http://dx.doi.org/"
}