TY  - JOUR
AU  - A. K. Varisov
TI  - On a question concerning the geometric definition of quasiconformality
JO  - Doklady Akademii Nauk
PY  - 1980
SP  - 777
EP  - 779
VL  - 250
IS  - 4
PB  - mathdoc
UR  - http://geodesic.mathdoc.fr/item/DAN_1980_250_4_a0/
LA  - ru
ID  - DAN_1980_250_4_a0
ER  -