@article{DE_1976_12_5_a10,
     author = {A. V. Lapin and Yu. B. Smirnov},
     title = {The study of difference schemes for quasilinear degenerate elliptic equations},
     journal = {Differencialʹnye uravneni\^a},
     pages = {892--901},
     publisher = {mathdoc},
     volume = {12},
     number = {5},
     year = {1976},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/DE_1976_12_5_a10/}
}