@article{CMUC_2008__49_3_a10,
     author = {Gutev, Valentin and Nogura, Tsugunori},
     title = {Weak selections and flows in networks},
     journal = {Commentationes Mathematicae Universitatis Carolinae},
     pages = {509--517},
     publisher = {mathdoc},
     volume = {49},
     number = {3},
     year = {2008},
     mrnumber = {2490443},
     zbl = {1212.54034},
     language = {en},
     url = {http://geodesic.mathdoc.fr/item/CMUC_2008__49_3_a10/}
}