%0 Journal Article %A Gliviak, Ferdinand %A Kyš, Peter %A Plesník, Ján %T On Irreducible Graphs of Diameter Two without Triangles %J Mathematica slovaca %D 1969 %P 149-157 %V 19 %N 2 %I mathdoc %U http://geodesic.mathdoc.fr/item/MASLO_1969__19_2_a11/ %G en %F MASLO_1969__19_2_a11