TY  - JOUR
AU  - P. R. Popivanov
TI  - The local solvability of pseudodifferential equations wtih double characteristics
JO  - Trudy Matematicheskogo Instituta imeni V.A. Steklova
PY  - 1974
VL  - 29
IS  - 5
PB  - mathdoc
UR  - http://geodesic.mathdoc.fr/item/RM_1974_29_5_a18/
LA  - ru
ID  - RM_1974_29_5_a18
ER  -