@article{ref1,
title="Evolution of Mexico and Other Single‐Party States",
journal="International studies review",
year="2007",
author="Grayson, George W.",
volume="9",
number="2",
pages="322-367",
abstract="<p>[Abstract unavailable]</p>",
language="",
issn="1521-9488",
doi="10.1111/j.1468-2486.2007.00694.x",
url="http://dx.doi.org/10.1111/j.1468-2486.2007.00694.x"
}