%0 Journal Article %A V. N. Koshelev %A S. F. Morozov %T Theorems on the existence of discontinuous solutions in higher-dimensional variational problems. II %J Izvestiâ vysših učebnyh zavedenij. Matematika %D 1977 %P 49-59 %N 2 %I mathdoc %U http://geodesic.mathdoc.fr/item/IVM_1977_2_a7/ %G ru %F IVM_1977_2_a7