@article{DA_1990_30_a1,
     author = {V. L. Beresnev and A. Zh. Zholdoshev},
     title = {An algorithm for a problem on maximal flow with gains},
     journal = {Diskretnyj analiz i issledovanie operacij},
     pages = {17--24},
     publisher = {mathdoc},
     number = {30},
     year = {1990},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/DA_1990_30_a1/}
}