TY  - JOUR
AU  - A. M. Vinogradov
TI  - A Morse theory of nonmultiple closed curves
JO  - Doklady Akademii Nauk
PY  - 1969
SP  - 11
EP  - 14
VL  - 187
IS  - 1
PB  - mathdoc
UR  - http://geodesic.mathdoc.fr/item/DAN_1969_187_1_a1/
LA  - ru
ID  - DAN_1969_187_1_a1
ER  -