R. Heckel, B. Hoffmann, P. Knirsch, and S. Kuske, “Simple Modules for Grace,” in Selected papers of the 6th International Workshop on Theory and Application of Graph Transformation (TAGT 1998), Paderborn (Germany), 1998, vol. 1764, pp. 215–224.

H. Ehrig, R. Heckel, J. Padberg, and G. Rozenberg, “Graph Transformation and Other Rule-Based Formalisms with Incomplete Information,” in Proceedings of the 6th International Workshop on Theory and Application of Graph Transformation (TAGT 1998), Paderborn (Germany), 1998.

H. Ehrig, R. Heckel, M. Llabrés, F. Orejas, J. Padberg, and G. Rozenberg, “Double-Pullback Graph Transitions: A Rule-Based Framework with Incomplete Information,” in Selected papers from the 6th International Workshop on Theory and Application of Graph Transformations (TAGT 1998), Paderborn (Germany), 1998, vol. 1764, pp. 85–102.

H. Ehrig, G. Engels, R. Heckel, and G. Taentzer, “Classification and Comparison of Modularity Concepts for Graph Transformation Systems,” in Pre-Proceedings of the 6th International Workshop on Theory and Application of Graph Transformation (TAGT ’98), Paderborn (Germany), 1998, no. tr-ri-98-201, pp. 122–131.

F. Gadducci, R. Heckel, and M. Koch, “Model Checking Graph-Interpreted Temporal Formulas,” in Proceedings of the 6th International Workshop on Theory and Application of Graph Transformation (TAGT 1998), Paderborn (Germany), 1998.

F. Gadducci, R. Heckel, and M. Llabrés, “DPO Derivations via Disconnected Rules,” in Proceedings of the 6th International Workshop on Theory and Application of Graph Transformation (TAGT 1998), Paderborn (Germany), 1998.

S. Sauer and O. Zukunft, “Event Processing in Mobile and Active Database Systems Using Broadcasts,” in Proceedings of the 9th International Workshop on Database and Expert Systems Applications (DEXA 1998), Vienna (Austria), 1998, pp. 420–426.

H. Ehrig, R. Heckel, M. Llabrés, and F. Orejas, “Construction and Characterisation of Double-Pullback Graph Transitions,” in Proceedings of the 6th International Workshop on Theory and Application of Graph Transformation (TAGT 1998), Paderborn (Germany), 1998.

R. Heckel, Open Graph Transformation Systems: A New Approach to the Compositional Modelling of Concurrent and Reactive Systems. 1998.

G. Engels, Ed., Themenheft: Softwaretechnik, vol. 12, no. 4. Berlin/Heidelberg: Springer, 1997.

G. Engels, R. Heckel, G. Taentzer, and H. Ehrig, “A View-Oriented Approach to System Modelling Using Graph Transformations,” in Proceedings European Software Engineering Conference (ESEC 1997), Zürich (Switzerland), 1997, vol. 1301, pp. 327–343.

R. Depke, S. Knoke, W. Schöne, A. Tünnermann, and H. Welling, “Thermooptische Effekte in Nd:YAG-Slablasern,” in Verhandlungen der Deutschen Physikalischen Gesellschaft, 1997, vol. 32, no. 3.

R. Heckel, H. Ehrig, U. Wolter, and A. Corradini, “Integrating the Specification Techniques of Graph Transformation and Temporal Logic,” in Proceedings of the 22nd International Symposium on Mathematical Foundations of Computer Science (MFCS 1997), Bratislava (Slovakia), 1997, pp. 219–228.

S. Knoke, R. Depke, W. Schöne, O. S. Brozek, A. Tünnermann, and H. Welling, “Einfrequenzbetrieb von Nd:YAG-Stablasersystemen hoher Ausgangsleistung,” in Verhandlungen der Deutschen Physikalischen Gesellschaft, Weinheim (Germany), 1997, vol. 32, no. 3.

R. Heckel, H. Ehrig, U. Wolter, and A. Corradini, Loose Semantics and Constraints for Graph Transformation Systems. 1997.

F. Gadducci and R. Heckel, “A 2-Categorical Presentation of Distributed Graph Transformation,” in Proceedings of the Workshop on the General Theory of Graph Transformation Systems (GETGRATS 1997), Bordeaux (France), 1997.

F. Gadducci, R. Heckel, and M. Koch, “Combining Graph Transformations with Temporal Logic,” in Proceedings of the Workshop on the General Theory of Graph Transformation Systems (GETGRATS 1997), Bordeaux (France), 1997.

F. Gadducci and R. Heckel, “An Inductive View of Graph Transformation,” in Proceedings of the 12th International Workshop on Recent Trends in Algebraic Development Techniques (WADT 1997), Tarquinia (Italy), 1997, vol. 1376, pp. 223–237.

R. Heckel, “Compositional Development and Verification of Graph Transformation Systems Based on Views and View Integration,” in Proceedings of the Workshop on the General Theory of Graph Transformation Systems (GETGRATS 1997), Bordeaux (France), 1997.

G. Engels and H. Jürgen Schneider, “Guest Editors’ Introduction,” International Journal on Software Engineering and Knowledge Engineering (IJSEKE), vol. 7, no. 4, pp. 397–400, 1997.