%0 Journal Article %A S. N. Lakaev %A T. H. Rasulov %T A Model in the Theory of Perturbations of the Essential Spectrum of Multiparticle Operators %J Matematičeskie zametki %D 2003 %P 556-564 %V 73 %N 4 %I mathdoc %U http://geodesic.mathdoc.fr/item/MZM_2003_73_4_a6/ %G ru %F MZM_2003_73_4_a6