%0 Journal Article %A V. A. Mirzoyan %T Decomposition into a~product of submanifolds with the parallel fundamental form $\alpha_s$ ($s\ge3$) %J Izvestiâ vysših učebnyh zavedenij. Matematika %D 1991 %P 44-54 %N 8 %I mathdoc %U http://geodesic.mathdoc.fr/item/IVM_1991_8_a8/ %G ru %F IVM_1991_8_a8