LEADER 00727nam0-22002531i-450- 001 990001188320403321 035 $a000118832 035 $aFED01000118832 035 $a(Aleph)000118832FED01 035 $a000118832 100 $a20000920d1980----km-y0itay50------ba 101 0 $aeng 200 1 $aContext-free grammars$eConvers, normal forms, and parsing$fby NIJHOLT A. 210 $aBerlin [etc.]$cSpringer-Verlag$d1980 225 1 $aLecture notes in computer science$v93 700 1$aNijholt,$bAnton$056046 801 0$aIT$bUNINA$gRICA$2UNIMARC 901 $aBK 912 $a990001188320403321 952 $aC-16-(93$b6537$fMA1 959 $aMA1 996 $aContext-free grammars$9342594 997 $aUNINA DB $aING01