1. Term Graph Rewriting;Barendregt,1987
2. Parallelism of Manipulations in Multidimensional Information Structures;Ehrig,1976
3. Jungle Evaluation;Habel,1987
4. Double-pushout graph transformation revisited;Habel;Mathematical Structures in Computer Science,2001
5. Transformations of Derivation Sequences in Graph Grammars;Kreowski,1977