TY - JOUR AU - O. N. Ageev TI - Actions by automorphisms of commutative compact groups with a countablefold Lebesgue component in the spectrum JO - Matematičeskie zametki PY - 1991 SP - 14 EP - 22 VL - 49 IS - 2 PB - mathdoc UR - http://geodesic.mathdoc.fr/item/MZM_1991_49_2_a1/ LA - ru ID - MZM_1991_49_2_a1 ER -