@article{ref1,
title="Some inequalities for the queue GI/G/1",
journal="Biometrika",
year="1962",
author="KIngman, J. F. C.",
volume="49",
number="3-4",
pages="315-324",
abstract="<p>[Abstract unavailable]</p>",
language="en",
issn="0006-3444",
doi="10.1093/biomet/49.3-4.315",
url="http://dx.doi.org/10.1093/biomet/49.3-4.315"
}