@article{MM_2011_23_6_a8,
     author = {E. M. Bronshtein and R. V. Gindullin},
     title = {On one class of routing problems},
     journal = {Matemati\v{c}eskoe modelirovanie},
     pages = {123--132},
     publisher = {mathdoc},
     volume = {23},
     number = {6},
     year = {2011},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/MM_2011_23_6_a8/}
}