M. Jacyntho, and D. Schwabe. Current Trends in Web Engineering, volume 6385 of Lecture Notes in Computer Science, Springer, Berlin / Heidelberg, (2010)
A. Schürr, and F. Klar. Graph Transformations, 4th International Conference, ICGT 2008, Leicester, United Kingdom, September 7-13, 2008. Proceedings, volume 5214 of Lecture Notes in Computer Science, page 411--425. (2008)