1. Brown, T. Design Thinking. Harvard Business Review, June (2008), 84–92.
2. Carrizosa, K., Eris, O., Milne, A., and Mabogunje, A. Building the Design Observatory: a Core Instrument for Design Research. International Design Conference, (2002).
3. Gericke, L., Gumienny, R., and Meinel, C. Message Capturing as a Paradigm for Asynchronous Digital Whiteboard Interaction. 6th International ICST Conference on Collaborative Computing: Networking, Applications and Worksharing, (2010).
4. Gumienny, R., Meinel, C., Gericke, L., Quasthoff, M., LoBue, P., and Willems, C. Tele-Board: Enabling Efficient Collaboration In Digital Design Spaces Across Time And Distance. In H. Plattner, C. Meinel and L. Leifer, eds., Design Thinking, Understand - Improve - Apply. 2011.
5. Ishii, H. and Kobayashi, M. ClearBoard: a seamless medium for shared drawing and conversation with eye contact. Proc. CHI 1992, ACM New York, 525–532.