@article{ZVMMF_1973_13_1_a29,
     author = {Yu. N. Valitskii},
     title = {On the convergence of difference approximations in the {Dirichlet} problem},
     journal = {\v{Z}urnal vy\v{c}islitelʹnoj matematiki i matemati\v{c}eskoj fiziki},
     pages = {263--264},
     publisher = {mathdoc},
     volume = {13},
     number = {1},
     year = {1973},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/ZVMMF_1973_13_1_a29/}
}