TY  - JOUR
AU  - V. V. Chernov (Tchernov)
AU  - Y. B. Rudyak
TI  - On generalized winding numbers
JO  - Algebra i analiz
PY  - 2008
SP  - 217
EP  - 233
VL  - 20
IS  - 5
PB  - mathdoc
UR  - http://geodesic.mathdoc.fr/item/AA_2008_20_5_a8/
LA  - en
ID  - AA_2008_20_5_a8
ER  -