TY  - BOOK
AU  - De Luca, Aldo.
AU  - De Luca, Aldo.
AU  - Varrichio, Stefano.
TI  - Finiteness and regularity in semigroups and formal languages
PY  - 1999///
CY  - Heidelberg
PB  - Springer-Verlag
KW  - Semigroups
KW  - Formal languages
ER  -