@article{10_4064_am_17_2_293_307,
     author = {J. Grabowski and E. Skubalska},
     title = {Maximal flow problem in a network with a variable structure},
     journal = {Applicationes Mathematicae},
     pages = {293--307},
     publisher = {mathdoc},
     volume = {17},
     number = {2},
     year = {1980},
     doi = {10.4064/am-17-2-293-307},
     zbl = {0512.90039},
     language = {en},
     url = {http://geodesic.mathdoc.fr/articles/10.4064/am-17-2-293-307/}
}