@article{ref1,
title="Fall of South Vietnam",
journal="Conflict",
year="1980",
author="Hosmer, S. T. and Kellen, K. and Jenkins, B. M.",
volume="2",
number="1",
pages="1-8",
abstract="<p>[Abstract unavailable]</p><p>Language: en</p>",
language="en",
issn="0149-5941",
doi="",
url="http://dx.doi.org/"
}