0000197'

@book{DBLP:books/daglib/0000197,
  author    = {John E. Hopcroft and
               Rajeev Motwani and
               Jeffrey D. Ullman},
  title     = {Introduction to automata theory, languages, and computation
               - (2. ed.)},
  publisher = {Addison-Wesley-Longman},
  series    = {Addison-Wesley series in computer science},
  year      = {2001},
  isbn      = {978-0-201-44124-6},
  pages     = {I-XIV, 1-521},
  bibsource = {DBLP, http://dblp.uni-trier.de}
}