%0 Journal Article
%A Claudio F. Guerri
%A Denes Nagy
%T 6 Th National Congress and 3 Rd International Congress of Sema 7 Th Interdisciplinary Symmetry Congress and Exhibition of Isis-symmetry
%J Visual Mathematics
%D 2007
%V 9
%N 4
%I mathdoc
%U http://geodesic.mathdoc.fr/item/VM_2007_9_4_a0/
%F VM_2007_9_4_a0