%0 Journal Article %A M. V. Bushmanova %A V. K. Ivanov %T Finite-dimensional approximations to the solution of linear operator equations of the first kind %J Izvestiâ vysših učebnyh zavedenij. Matematika %D 1984 %P 11-16 %N 2 %I mathdoc %U http://geodesic.mathdoc.fr/item/IVM_1984_2_a1/ %G ru %F IVM_1984_2_a1