%0 Journal Article %A A. A. Shtarkman %T Regularization of nonlinear operator equations with an approximately defined operator %J Izvestiâ vysših učebnyh zavedenij. Matematika %D 1982 %P 72-76 %N 4 %I mathdoc %U http://geodesic.mathdoc.fr/item/IVM_1982_4_a12/ %G ru %F IVM_1982_4_a12