@article{ref1,
title="Earthquakes: Double trouble at Tonga",
journal="Nature",
year="2010",
author="Satake, Kenji",
volume="466",
number="7309",
pages="931-932",
abstract="<p>[Abstract unavailable]</p> <p>Language: en</p>",
language="en",
issn="0028-0836",
doi="10.1038/466931a",
url="http://dx.doi.org/10.1038/466931a"
}