TY  - JOUR
AU  - V. A. Korobitsyn
AU  - È. E. Libin
TI  - On the exact solution of some difference problems
JO  - Doklady Akademii Nauk
PY  - 1977
SP  - 764
EP  - 767
VL  - 235
IS  - 4
PB  - mathdoc
UR  - http://geodesic.mathdoc.fr/item/DAN_1977_235_4_a9/
LA  - ru
ID  - DAN_1977_235_4_a9
ER  -