@article{DA_2017_24_4_a5,
     author = {O. V. Pinyagina},
     title = {The network equilibrium problem with mixed demand},
     journal = {Diskretnyj analiz i issledovanie operacij},
     pages = {77--94},
     publisher = {mathdoc},
     volume = {24},
     number = {4},
     year = {2017},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/DA_2017_24_4_a5/}
}