TY  - JOUR
AU  - S. B. Katok
TI  - Linear extensions of dynamic systems and the reducibility problem
JO  - Matematičeskie zametki
PY  - 1970
SP  - 451
EP  - 462
VL  - 8
IS  - 4
PB  - mathdoc
UR  - http://geodesic.mathdoc.fr/item/MZM_1970_8_4_a4/
LA  - ru
ID  - MZM_1970_8_4_a4
ER  -