%0 Journal Article %A V. S. Krotova %T Differentiation of a~state with respect to control for systems described by singular integral equations with a~controllable domain of definition %J Izvestiâ vysših učebnyh zavedenij. Matematika %D 1985 %P 69-71 %N 5 %I mathdoc %U http://geodesic.mathdoc.fr/item/IVM_1985_5_a13/ %G ru %F IVM_1985_5_a13