%0 Journal Article %A R. I. Aksitov %T Permutations of Tori in Integrable Hamiltonian Systems and Spectral Series of Pseudodifferential Operators %J Matematičeskie zametki %D 2007 %P 174-183 %V 81 %N 2 %I mathdoc %U http://geodesic.mathdoc.fr/item/MZM_2007_81_2_a1/ %G ru %F MZM_2007_81_2_a1