TY  - JOUR
AU  - A. I. Koshelev
TI  - Degenerating quasi-linear elliptic equations and systems
JO  - Doklady Akademii Nauk
PY  - 1967
SP  - 275
EP  - 278
VL  - 172
IS  - 2
PB  - mathdoc
UR  - http://geodesic.mathdoc.fr/item/DAN_1967_172_2_a6/
LA  - ru
ID  - DAN_1967_172_2_a6
ER  -