TY - JOUR AU - V. V. Ryzhikov TI - Polymorphisms, Joinings, and the Tensor Simplicity of Dynamical Systems JO - Funkcionalʹnyj analiz i ego priloženiâ PY - 1997 SP - 45 EP - 57 VL - 31 IS - 2 PB - mathdoc UR - http://geodesic.mathdoc.fr/item/FAA_1997_31_2_a4/ LA - ru ID - FAA_1997_31_2_a4 ER -