@article{DM_1989_1_3_a2,
     author = {E. N. Gordeev},
     title = {Stability of a~solution in a~problem on the shortest path on a~graph},
     journal = {Diskretnaya Matematika},
     pages = {39--46},
     publisher = {mathdoc},
     volume = {1},
     number = {3},
     year = {1989},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/DM_1989_1_3_a2/}
}