@article{ref1,
title="So-called volcanic earthquakes",
journal="Science",
year="1926",
author="Jaggar, T. A.",
volume="63",
number="1634",
pages="414-415",
abstract="<p>[Abstract unavailable]</p><p>Language: en</p>",
language="en",
issn="0036-8075",
doi="10.1126/science.63.1634.414",
url="http://dx.doi.org/10.1126/science.63.1634.414"
}