%0 Journal Article
%A A. V. Sobolev
%A V. I. Sobolev
%T Differentiability of a~Hammerstein operator and solvability of a~nonlinear Hammerstein equation
%J Izvestiâ vysših učebnyh zavedenij. Matematika
%D 1990
%P 55-62
%N 9
%I mathdoc
%U http://geodesic.mathdoc.fr/item/IVM_1990_9_a7/
%G ru
%F IVM_1990_9_a7