TY  - JOUR
AU  - A. V. Ivanov
TI  - On the structure of quasilinear second order elliptic equations
JO  - Zapiski Nauchnykh Seminarov POMI
PY  - 1971
SP  - 5
EP  - 33
VL  - 21
PB  - mathdoc
UR  - http://geodesic.mathdoc.fr/item/ZNSL_1971_21_a1/
LA  - ru
ID  - ZNSL_1971_21_a1
ER  -