Aggarwal, Vinay and Feldmann, Anja and Görke, Robert and Gaertler, Marco and Wagner, Dorothea (2008). A Visualization-Driven Approach to Overlay-Underlay Engineering. The European Integrated Project ''Dynamically Evolving, Large-scale Information Systems (DELIS)''. Fakultät für Elektrotechnik, Informatik und Mathematik, Universität Paderborn, 81–98.