TY  - BOOK
AU  - Hopcroft, John E.,
AU  - Motwani, Rajeev.
AU  - Ullman, Jeffrey D.,
TI  - Introduction to automata theory, languages, and computation
SN  - 8178083477
PY  - 2003///
CY  - Delhi
PB  - Pearson Education
KW  - Machine theory
KW  - Formal languages
KW  - Computational complexity
N1  - Includes bibliographical references (p. 510-511) and index
ER  -