%0 Journal Article %A V. P. Rudakov %T The method of induced properties in the theory of implicit differential-operator equations of retarded type %J Izvestiâ vysših učebnyh zavedenij. Matematika %D 1980 %P 42-46 %N 5 %I mathdoc %U http://geodesic.mathdoc.fr/item/IVM_1980_5_a9/ %G ru %F IVM_1980_5_a9