@article{ref1,
title="Value Incompatibilities in the Global System",
journal="Journal of peace research",
year="1973",
author="Skjelsbaek, Kjell",
volume="10",
number="4",
pages="341-354",
abstract="<p>[Abstract unavailable]</p>",
language="",
issn="0022-3433",
doi="10.1177/002234337301000402",
url="http://dx.doi.org/10.1177/002234337301000402"
}