@article{DAN_1968_179_6_a1,
     author = {N. N. Gudovi\v{c}},
     title = {The application of the difference method to the solution of nonlinear elliptic equations},
     journal = {Doklady Akademii Nauk},
     pages = {1257--1260},
     publisher = {mathdoc},
     volume = {179},
     number = {6},
     year = {1968},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/DAN_1968_179_6_a1/}
}