00727nam0-22002531i-450-990001188320403321000118832FED01000118832(Aleph)000118832FED0100011883220000920d1980----km-y0itay50------baengContext-free grammarsConvers, normal forms, and parsingby NIJHOLT A.Berlin [etc.]Springer-Verlag1980Lecture notes in computer science93Nijholt,Anton56046ITUNINARICAUNIMARCBK990001188320403321C-16-(936537MA1MA1Context-free grammars342594UNINAING01