TY  - JOUR
AU  - V. M. Nezhinskii
TI  - Groups of classes of pseudo-homotopic singular links.~I
JO  - Zapiski Nauchnykh Seminarov POMI
PY  - 1988
SP  - 114
EP  - 124
VL  - 168
PB  - mathdoc
UR  - http://geodesic.mathdoc.fr/item/ZNSL_1988_168_a9/
LA  - ru
ID  - ZNSL_1988_168_a9
ER  -