TY  - JOUR
AU  - Gerard Lallement
TI  - Languages recognized by programs over the two-element monoid.
JO  - Semigroup forum
PY  - 1989
SP  - 371
EP  - 374
VL  - 38
IS  - 2
PB  - mathdoc
UR  - http://geodesic.mathdoc.fr/item/SF_1989__38_2_134968/
ID  - SF_1989__38_2_134968
ER  -