TY  - BOOK
AU  - Hopcroft, John E.
AU  - Motwani, Rajeev
AU  - Ullman, Jeffrey D.
TI  - Introduction To Automata Theory, Languages , and Computation
SN  - 9780321462251
PY  - 2007///
CY  - Boston
PB  - Pearson / Addison Wesley
KW  - Computational complexity
KW  - Formal languages
KW  - Machine Theory
N1  - includes index : p. 527 - 535; References
ER  -