@article{DAN_1984_278_4_a11,
     author = {A. L. Skubachevskii},
     title = {The elliptic problems of {A.} {V.~Bitsadze} and {A.} {A.~Samarskii}},
     journal = {Doklady Akademii Nauk},
     pages = {813--816},
     year = {1984},
     volume = {278},
     number = {4},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/DAN_1984_278_4_a11/}
}