TY - JOUR AU - T. V. Volkova TI - Maximal commutative regular subalgebras in a factor of type II$_1$ JO - Trudy Matematicheskogo Instituta imeni V.A. Steklova PY - 1975 VL - 30 IS - 6 UR - http://geodesic.mathdoc.fr/item/RM_1975_30_6_a8/ LA - ru ID - RM_1975_30_6_a8 ER -