TY - JOUR AU - A. V. Egorov TI - Finitely generated groups of unitary operators JO - Trudy Matematicheskogo Instituta imeni V.A. Steklova PY - 1999 SP - 632 EP - 633 VL - 54 IS - 3 PB - mathdoc UR - http://geodesic.mathdoc.fr/item/RM_1999_54_3_a7/ LA - en ID - RM_1999_54_3_a7 ER -