@article{DE_1986_22_4_a27,
     author = {L. M. Chebotareva},
     title = {A theorem on expansion with respect to the grid step of the solution of a difference problem for an abstract quasilinear hyperbolic equation},
     journal = {Differencialʹnye uravneni\^a},
     pages = {723--727},
     year = {1986},
     volume = {22},
     number = {4},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/DE_1986_22_4_a27/}
}