TY  - JOUR
AU  - O. Ya. Viro
TI  - Linkings, two-sheeted branched coverings and braids
JO  - Sbornik. Mathematics
PY  - 1972
SP  - 223
EP  - 236
VL  - 16
IS  - 2
UR  - http://geodesic.mathdoc.fr/item/SM_1972_16_2_a5/
LA  - en
ID  - SM_1972_16_2_a5
ER  -