H. Ehrig. Graph Grammars and Their Application to Computer Science and Biology, volume 73 of Lecture Notes in Computer Science, page 1--69. Springer-Verlag, (1979)
H. Ehrig. Graph Grammars and Their Application to Computer Science and Biology, volume 73 of Lecture Notes in Computer Science, page 1--69. Springer-Verlag, (1979)
H. Ehrig. Graph Grammars and Their Application to Computer Science and Biology, volume 73 of Lecture Notes in Computer Science, page 1--69. Springer-Verlag, (1979)