@article{DAN_1957_112_1_a3,
     author = {B. S. Skvortsov},
     title = {On the applicability of the method of finite differences to the solution of a boundary problem for a system of differential},
     journal = {Doklady Akademii Nauk},
     pages = {20--23},
     year = {1957},
     volume = {112},
     number = {1},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/DAN_1957_112_1_a3/}
}