TY - JOUR AU - V. Golo TI - On some differential topological invariants of multiply connected domains JO - Doklady Akademii Nauk PY - 1966 SP - 1030 EP - 1032 VL - 171 IS - 5 PB - mathdoc UR - http://geodesic.mathdoc.fr/item/DAN_1966_171_5_a4/ LA - ru ID - DAN_1966_171_5_a4 ER -