TY - JOUR AU - V. V. Vershinin TI - Mapping class groups and braid groups JO - Algebra i analiz PY - 1998 SP - 135 EP - 143 VL - 10 IS - 6 PB - mathdoc UR - http://geodesic.mathdoc.fr/item/AA_1998_10_6_a2/ LA - ru ID - AA_1998_10_6_a2 ER -