TY  - JOUR
TI  - Sessions of the Petrovskii Seminar on Differential Equations and Mathematical Problems of Physics
JO  - Trudy Matematicheskogo Instituta imeni V.A. Steklova
PY  - 1977
VL  - 32
IS  - 1
PB  - mathdoc
UR  - http://geodesic.mathdoc.fr/item/RM_1977_32_1_a37/
LA  - ru
ID  - RM_1977_32_1_a37
ER  -