%0 Journal Article %A S. A. Vugal'ter %A G. M. Zhislin %T Localization of the essential spectrum of the energy operators of $n$-particle quantum systems in a~magnetic field %J Teoretičeskaâ i matematičeskaâ fizika %D 1993 %P 94-112 %V 97 %N 1 %I mathdoc %U http://geodesic.mathdoc.fr/item/TMF_1993_97_1_a6/ %G ru %F TMF_1993_97_1_a6