@article{DE_1981_17_7_a16,
     author = {A. A. Samarskii and V. F. Tishkin and A. P. Favorski and M. Yu. Shashkov},
     title = {Operator-difference schemes},
     journal = {Differencialʹnye uravneni\^a},
     pages = {1317--1327},
     publisher = {mathdoc},
     volume = {17},
     number = {7},
     year = {1981},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/DE_1981_17_7_a16/}
}