%0 Journal Article %A M. I. Muminov %A T. H. Rasulov %T Infiniteness of the number of eigenvalues embedded in the essential spectrum of a~$2\times2$ operator matrix %J Eurasian mathematical journal %D 2014 %P 60-77 %V 5 %N 2 %I mathdoc %U http://geodesic.mathdoc.fr/item/EMJ_2014_5_2_a3/ %G en %F EMJ_2014_5_2_a3