@article{ref1,
title="Country Classifications for a Changing World",
journal="IDS working papers",
year="2009",
author="Harris, Dan and Moore, Mick and Schmitz, Hubert",
volume="2009",
number="326",
pages="01-48",
abstract="Summary<p />",
language="",
issn="2040-0209",
doi="10.1111/j.2040-0209.2009.00326_2.x",
url="http://dx.doi.org/10.1111/j.2040-0209.2009.00326_2.x"
}