TY  - JOUR
AU  - S. Z. Levendorskii
TI  - The algebra of boundary value problems for a class of
JO  - Doklady Akademii Nauk
PY  - 1990
SP  - 795
EP  - 798
VL  - 313
IS  - 4
PB  - mathdoc
UR  - http://geodesic.mathdoc.fr/item/DAN_1990_313_4_a4/
LA  - ru
ID  - DAN_1990_313_4_a4
ER  -