@article{ref1,
title="Mega-earthquake supercycle",
journal="Science",
year="2017",
author="Grocholski, Brent",
volume="355",
number="6323",
pages="364-365",
abstract="<p>[Abstract unavailable]</p> <p>Language: en</p>",
language="en",
issn="0036-8075",
doi="10.1126/science.355.6323.364-g",
url="http://dx.doi.org/10.1126/science.355.6323.364-g"
}