TY  - JOUR
AU  - D. Burghelea
TI  - Refinement of Novikov--Betti numbers and of Novikov homology provided by an angle valued map
JO  - Fundamentalʹnaâ i prikladnaâ matematika
PY  - 2016
SP  - 93
EP  - 113
VL  - 21
IS  - 6
PB  - mathdoc
UR  - http://geodesic.mathdoc.fr/item/FPM_2016_21_6_a3/
LA  - ru
ID  - FPM_2016_21_6_a3
ER  -