1. Andrienko, N., and G. Andrienko. 2012. Visual analytics of movement: An overview of methods, tools and procedures. Information Visualization 12 (1): 3–24.
2. Bentley, J. L. 1975. Multidimensional binary search trees used for associative searching. Commun. ACM 18, 9 (September 1975), 509-517. doi: 10.1145/361002.361007 http://doi.acm.org/10.1145/361002.361007 .
3. Bremm, S., T. von Landesberger, G. Andrienko and N. Andrienko. 2011. Interactive analysis of object group changes over time. In Proceedings of the international workshop on visual analytics, eds. S. Miksch and G. Santucci, 41–44. Bergen, Norway: The Eurographics Association.
4. Daae Lampe, O., J. Kehrer, and H. Hauser. 2010. Visual analysis of multivariate movement data using interactive difference views. In Proceedings of International Workshop on Vision, Modeling and Visualization, eds. A. Kolb, R. Koch and C. Rezk-Salama, 315–322. Siegen, Germany: The Eurographics Association.
5. Dickerson, M., D. Eppstein, M. T. Goodrich, and J. Y. Meng. 2003. Confluent drawings: Visualizing non-planar diagrams in a planar way. In: International Symposium on Graph Drawing. s.l.