TY  - BOOK
AU  - Gomes,Gracinda M S
AU  - Pin, JEan-Eric
AU  - Silva, Pedro V Eds.,
TI  - Semigroups, algorithms, automata, and languages: Coimbra, Portugal, May-July 2001
SN  - 981238099X
CY  - River Edge, NJ
KW  - Semigroups
KW  - Congresses
KW  - Algorithms
KW  - Machine theory
KW  - Formal languages
ER  -