@article{DE_1980_16_7_a11,
     author = {A. A. Samarskii and V. L. Makarov},
     title = {On the question of the convergence rate of truncated schemes of the $m$th rank for generalized solutions},
     journal = {Differencialʹnye uravneni\^a},
     pages = {1276--1282},
     publisher = {mathdoc},
     volume = {16},
     number = {7},
     year = {1980},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/DE_1980_16_7_a11/}
}