TY  - JOUR
AU  - A. A. Letichevskii
TI  - Functional equivalence of automata with a final state
JO  - Doklady Akademii Nauk
PY  - 1969
SP  - 58
EP  - 60
VL  - 185
IS  - 1
PB  - mathdoc
UR  - http://geodesic.mathdoc.fr/item/DAN_1969_185_1_a14/
LA  - ru
ID  - DAN_1969_185_1_a14
ER  -