TY - JOUR AU - O. N. Ageev TI - Dynamical systems with arbitrary spectrum multiplicity function JO - Trudy Matematicheskogo Instituta imeni V.A. Steklova PY - 1998 SP - 1079 EP - 1081 VL - 53 IS - 5 PB - mathdoc UR - http://geodesic.mathdoc.fr/item/RM_1998_53_5_a7/ LA - en ID - RM_1998_53_5_a7 ER -