@article{ref1,
title="The distribution of popular persons in a group",
journal="Social networks",
year="1983",
author="Capobianco, Michael and Palka, Zbigniew",
volume="5",
number="4",
pages="383-393",
abstract="<p>[Abstract unavailable]</p>",
language="",
issn="0378-8733",
doi="10.1016/0378-8733(83)90009-6",
url="http://dx.doi.org/10.1016/0378-8733(83)90009-6"
}