TY  - JOUR
AU  - V. Ya. Gutlyanskii
TI  - The area principle for a certain class of quasiconformal mappings
JO  - Doklady Akademii Nauk
PY  - 1973
SP  - 540
EP  - 543
VL  - 212
IS  - 3
PB  - mathdoc
UR  - http://geodesic.mathdoc.fr/item/DAN_1973_212_3_a3/
LA  - ru
ID  - DAN_1973_212_3_a3
ER  -