TY  - JOUR
AU  - R. Rakhmankulov
AU  - E. Yakubov
TI  - On an extremal quasi-conformal mapping of closed Riemann surfaces
JO  - Doklady Akademii Nauk
PY  - 1974
SP  - 761
EP  - 763
VL  - 218
IS  - 4
PB  - mathdoc
UR  - http://geodesic.mathdoc.fr/item/DAN_1974_218_4_a4/
LA  - ru
ID  - DAN_1974_218_4_a4
ER  -