@article{ZVMMF_1982_22_3_a27,
     author = {A. E. Polichka and M. F. Tiunchik},
     title = {Some estimates of solutions of difference schemes of the von {Neumann} problem and a mixed problem},
     journal = {\v{Z}urnal vy\v{c}islitelʹnoj matematiki i matemati\v{c}eskoj fiziki},
     pages = {735--738},
     publisher = {mathdoc},
     volume = {22},
     number = {3},
     year = {1982},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/ZVMMF_1982_22_3_a27/}
}