%0 Journal Article %A B. I. Aleksandriiskii %T Asymptotic behavior of the positive eigenvalues of second order linear integro-differential equations %J Izvestiâ vysših učebnyh zavedenij. Matematika %D 1973 %P 3-9 %N 12 %I mathdoc %U http://geodesic.mathdoc.fr/item/IVM_1973_12_a0/ %G ru %F IVM_1973_12_a0