TY  - JOUR
AU  - P. S. Filatov
TI  - On differentiability properties of solutions to equations of quasi- elliptic type in unbounded domains
JO  - Doklady Akademii Nauk
PY  - 1972
SP  - 1050
EP  - 1053
VL  - 205
IS  - 5
PB  - mathdoc
UR  - http://geodesic.mathdoc.fr/item/DAN_1972_205_5_a11/
LA  - ru
ID  - DAN_1972_205_5_a11
ER  -