TY  - JOUR
AU  - E. G. Sitnikova
TI  - A lemma on the growth for elliptic systems
JO  - Differencialʹnye uravneniâ
PY  - 1979
SP  - 367
EP  - 369
VL  - 15
IS  - 2
PB  - mathdoc
UR  - http://geodesic.mathdoc.fr/item/DE_1979_15_2_a25/
LA  - ru
ID  - DE_1979_15_2_a25
ER  -