%0 Journal Article %A A. A. Zykov %T Partial regularity of gradients of solutions for nonlinear nondiagonal systems in divergence form %J Zapiski Nauchnykh Seminarov POMI %D 1989 %P 66-69 %V 171 %I mathdoc %U http://geodesic.mathdoc.fr/item/ZNSL_1989_171_a4/ %G ru %F ZNSL_1989_171_a4