%0 Journal Article
%A Bricchi, Michele
%T Existence and properties of -sets.
%J Georgian Mathematical Journal
%D 2002
%P 13-32
%V 9
%N 1
%I mathdoc
%U http://geodesic.mathdoc.fr/item/GMJ_2002__9_1_50810/
%G en
%F GMJ_2002__9_1_50810