%0 Journal Article %A Galeana-Sánchez, H. %T On independent sets and non-augmentable paths in directed graphs %J Discussiones Mathematicae. Graph Theory %D 1998 %P 171-181 %V 18 %N 2 %I mathdoc %U http://geodesic.mathdoc.fr/item/DMGT_1998_18_2_a3/ %G en %F DMGT_1998_18_2_a3