TY  - JOUR
AU  - A. A. Kuleshov
TI  - Systems of pseudodifferential equations in $R^n$
JO  - Differencialʹnye uravneniâ
PY  - 1973
SP  - 747
EP  - 750
VL  - 9
IS  - 4
PB  - mathdoc
UR  - http://geodesic.mathdoc.fr/item/DE_1973_9_4_a20/
LA  - ru
ID  - DE_1973_9_4_a20
ER  -