%0 Journal Article
%T Boundary specification and structural models of elite systems: Social circles revisited
%J Social networks
%D 1984
%A Urban Pappi, Franz
%V 6
%N 1
%P 79-95
%X <p>[Abstract unavailable]</p>
%G 
%I Elsevier Publishing
%@ 0378-8733
%U http://dx.doi.org/10.1016/0378-8733(84)90005-4