Hiroaki Yamamoto Takashi Miyazaki Masayuki Okamoto Bit-Parallel Algorithms for Translating Regular Expressions into NFAs. 418-427 2007 90-D IEICE Transactions 2 http://dx.doi.org/10.1093/ietisy/e90-d.2.418 db/journals/ieicet/ieicet90d.html#YamamotoMO07