%0 Journal Article %A M. G. Gimadislamov %T Discreteness of the Spectrum of a Polar Differential Operation in the Space of Vector Functions %J Matematičeskie zametki %D 2009 %P 351-355 %V 85 %N 3 %I mathdoc %U http://geodesic.mathdoc.fr/item/MZM_2009_85_3_a3/ %G ru %F MZM_2009_85_3_a3