00824cam a2200193 a 450000500170000000800410001702000150005803500150007305000230008811101210011124501920023226000370042430000110046144000490047265000310052165000430055270000140059570000210060920260818132457.0110531s1991    gw      r     100|0 eng d  a354054478X  a.b10314659 4aQA267.3bI587 19902 aInternational Workshop on Graph-Grammars and Their Application to Computer Sciencen(4th :d1990 :cBremen, Germany)10aGraph grammars and their application to computer science :b4th International Workshop, Bremen, Germany, March 5-9, 1990 : proceedings /cH. Ehrig, H. -J. Kreowski and G. Rozenberg (Eds.)  aBerlin :bSpringer-Verlag,c1991  a703 p. 0aLecture notes in computer science ;vno. 532 0aGraph grammarsvCongresses 0aElectronic data processingvCongresses1 aEhrig, H.1 aKreowski, H. -J.