TY  - JOUR
AU  - V. M. Karnaukhov
TI  - Sufficient conditions for Gevrey hypoellipticity of a class of second- order differential operators
JO  - Vestnik Moskovskogo universiteta. Matematika, mehanika
PY  - 1986
SP  - 68
EP  - 70
IS  - 1
PB  - mathdoc
UR  - http://geodesic.mathdoc.fr/item/VMUMM_1986_1_a19/
LA  - ru
ID  - VMUMM_1986_1_a19
ER  -