%0 Journal Article
%A Knor, Martin
%A Niepel, L'udovít
%T Radii and centers in iterated line digraphs
%J Discussiones Mathematicae. Graph Theory
%D 1996
%P 17-26
%V 16
%N 1
%I mathdoc
%U http://geodesic.mathdoc.fr/item/DMGT_1996_16_1_a1/
%G en
%F DMGT_1996_16_1_a1