TY  - JOUR
AU  - A. D. Mednykh
TI  - Determination of the number of nonequivalent coverings over a compact Riemann surface
JO  - Doklady Akademii Nauk
PY  - 1978
SP  - 269
EP  - 271
VL  - 239
IS  - 2
PB  - mathdoc
UR  - http://geodesic.mathdoc.fr/item/DAN_1978_239_2_a3/
LA  - ru
ID  - DAN_1978_239_2_a3
ER  -