B. Schaefermeier, T. Hanika, and G. Stumme. Proceedings of the 16th EAI International Conference on Mobile and Ubiquitous Systems: Computing, Networking and Services, ACM, (November 2019)
M. Stubbemann, T. Hanika, and G. Stumme. Advances in Intelligent Data Analysis XVIII - 18th International Symposium on Intelligent Data Analysis, IDA 2020, Konstanz, Germany, April 27-29, 2020, Proceedings, volume 12080 of Lecture Notes in Computer Science, page 496--508. Springer, (2020)
A. SAKA, and M. IGAMI. IV '07: Proceedings of the 11th International Conference Information Visualization, page 453--458. Washington, DC, USA, IEEE Computer Society, (2007)
G. Stumme. Conceptual Structures: Integration and Interfaces, volume 2393 of LNAI, page 2-19. Heidelberg, Springer, (2002)Invited Talk, summary of stumme03offtonew.