TY  - JOUR
AU  - A. G. Butkovskiy
TI  - Finite control and controllability in distributed systems
JO  - Doklady Akademii Nauk
PY  - 1970
SP  - 1247
EP  - 1248
VL  - 191
IS  - 6
PB  - mathdoc
UR  - http://geodesic.mathdoc.fr/item/DAN_1970_191_6_a13/
LA  - ru
ID  - DAN_1970_191_6_a13
ER  -