Erren, Patrick. Semantic Positioning - Supporting Knowledge Work through Semantic Spatial Arrangements. Heinz Nixdorf Institut, Universit\'22at Paderborn, 2011.

Fischer, Holger Gerhard,  Karsten Nebe, and  Florian Klompmaker. “A Holistic Model for Integrating Usability Engineering and Software Engineering Enriched with Marketing Activities.” LNCS 6776. Springer-Verlag, 2011.

Jung, Helge, Karsten Nebe, Florian  Klompmaker, and Holger Gerhard Fischer. “Authenticated Entries on Multi-Touch Tables,” 305–8. Oldenbourg Wissenschaftsverlag GmbH, M  "u nchen, 2011.

Nebe,  Karsten, Florian Klompmaker, Helge Jung, and Holger Gerhard Fischer. “Exploiting New Interaction Techniques for Disaster Control Management Using Multitouch-, Tangible- and Pen-Based-Interaction.” LNCS 6762. Springer Verlag, 2011.

Fischer, Holger Gerhard, Christian Bogner, Thomas Geis, Knut  Polkehn, and  Dirk  Zimmermann. “Der Qualit  ‘A Tsstandard f \rquote  U r Usability Engineering of the German UPA: Current Status of the Work,” 72–74. German UPA, 2011.