@article{IVM_1973_3_a6,
     author = {M. M. Karchevskii and A. D. Lyashko},
     title = {Difference schemes for nonlinear multidimensional elliptic {equations.~II}},
     journal = {Izvesti\^a vys\v{s}ih u\v{c}ebnyh zavedenij. Matematika},
     pages = {44--52},
     publisher = {mathdoc},
     number = {3},
     year = {1973},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/IVM_1973_3_a6/}
}