%0 Journal Article %A V. V. Ryzhikov %T Polymorphisms, Joinings, and the Tensor Simplicity of Dynamical Systems %J Funkcionalʹnyj analiz i ego priloženiâ %D 1997 %P 45-57 %V 31 %N 2 %I mathdoc %U http://geodesic.mathdoc.fr/item/FAA_1997_31_2_a4/ %G ru %F FAA_1997_31_2_a4