%0 Journal Article
%A Osvaldo Marrero
%T A Conjecture Concerning The Existence Of Certain Combinatorial Designs.
%J Revista colombiana de matematicas
%D 1980
%P 95-100
%V 14
%I mathdoc
%U http://geodesic.mathdoc.fr/item/RCM_1980__14_181695/
%F RCM_1980__14_181695