TY  - JOUR
AU  - I. A. Kipriyanov
AU  - A. A. Aziev
TI  - The local solvability of certain singular partial differential equations
JO  - Informatics and Automation
PY  - 1976
SP  - 181
EP  - 190
VL  - 140
PB  - mathdoc
UR  - http://geodesic.mathdoc.fr/item/TRSPY_1976_140_a9/
LA  - ru
ID  - TRSPY_1976_140_a9
ER  -