@article{ref1,
title="Accounting for International War: The State of The Discipline",
journal="Annual review of sociology",
year="1980",
author="Singer, J. David",
volume="6",
number="1",
pages="349-367",
abstract="<p>[Abstract unavailable]</p>",
language="",
issn="0360-0572",
doi="10.1146/annurev.so.06.080180.002025",
url="http://dx.doi.org/10.1146/annurev.so.06.080180.002025"
}