%0 Journal Article %A Janiga, Ladislav %A Koubek, Václav %T Minimum cut in directed planar networks %J Kybernetika %D 1992 %P 37-49 %V 28 %N 1 %I mathdoc %U http://geodesic.mathdoc.fr/item/KYB_1992__28_1_a2/ %G en %F KYB_1992__28_1_a2