@article{DE_1990_26_12_a16,
     author = {A. A. Terteryan},
     title = {The maximum principle for difference equations},
     journal = {Differencialʹnye uravneni\^a},
     pages = {2157--2162},
     publisher = {mathdoc},
     volume = {26},
     number = {12},
     year = {1990},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/DE_1990_26_12_a16/}
}