%0 Journal Article %A S. V. Kuznetsov %T On the discreteness of the spectrum of singular integral operators in elasticity theory %J Izvestiâ vysših učebnyh zavedenij. Matematika %D 1991 %P 26-29 %N 5 %I mathdoc %U http://geodesic.mathdoc.fr/item/IVM_1991_5_a4/ %G ru %F IVM_1991_5_a4