%0 Journal Article %A S. Ya. Serovaiskii %T The necessary optimality conditions for a~nonlinear stationary system whose state functional is not differentiable with respect to the control %J Izvestiâ vysših učebnyh zavedenij. Matematika %D 2010 %P 32-46 %N 6 %I mathdoc %U http://geodesic.mathdoc.fr/item/IVM_2010_6_a3/ %G ru %F IVM_2010_6_a3