TY  - JOUR
AU  - D. A. Gudkov
TI  - Construction of a new series of $M$-curves
JO  - Doklady Akademii Nauk
PY  - 1971
SP  - 1269
EP  - 1272
VL  - 200
IS  - 6
PB  - mathdoc
UR  - http://geodesic.mathdoc.fr/item/DAN_1971_200_6_a2/
LA  - ru
ID  - DAN_1971_200_6_a2
ER  -