On context-free graph languages generated by edge replacement
Habel, Annegret ; Kreowski, Hans -Jörg Rozenberg, Grzegorz ; Ehrig, Hartmut ; Nagl, Manfred
Graph-Grammars and Their Application to Computer Science, 1983-01, p.143-158 [Periódico revisado por pares]Berlin, Heidelberg: Springer Berlin Heidelberg
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