@article{KYB_1992_28_1_a2,
     author = {Janiga, Ladislav and Koubek, V\'aclav},
     title = {Minimum cut in directed planar networks},
     journal = {Kybernetika},
     pages = {37--49},
     year = {1992},
     volume = {28},
     number = {1},
     mrnumber = {1159873},
     zbl = {0763.90084},
     language = {en},
     url = {http://geodesic.mathdoc.fr/item/KYB_1992_28_1_a2/}
}