TY  - BOOK
AU  - Shields, M.W.
TI  - An introduction to automata theory
T2  - Computer science texts
SN  - 0632017562
U1  - 511.3 
PY  - 1987///
CY  - USA: 
PB  - Blackwell Scientific Publications, 
KW  - Automata
KW  - Decomposition
KW  - Equivalence relations
KW  - Math
ER  -