%0 Journal Article
%A B. Martić
%T On an incomparability relation
%J Matematički vesnik
%D 1967
%P 304 
%V 19
%N 3
%I mathdoc
%U http://geodesic.mathdoc.fr/item/MV_1967_19_3_a16/
%F MV_1967_19_3_a16