TY  - JOUR
AU  - A. Z. Nasyrov
TI  - On traversing labyrinths by automata that leave nonerasable marks
JO  - Diskretnaya Matematika
PY  - 1997
SP  - 123
EP  - 133
VL  - 9
IS  - 1
PB  - mathdoc
UR  - http://geodesic.mathdoc.fr/item/DM_1997_9_1_a9/
LA  - ru
ID  - DM_1997_9_1_a9
ER  -