000			00468nam a22001697a 4500
020			_a8185015961
082			_a005.13 _bHOP/I
100			_aHopcroft John E
100			_aUllman Jeffery D
245			_aIntroduction to Automata Theory, Languages and Computation
260			_aNew Delhi _bNarosa _c1990
300			_a418p.
650			_aFinite automata & regular expression
650			_aUndecidability
650			_aDeterministic context-free languages
942			_cDB
999			_c2302 _d2302