1. Baldauf, M., Dustdar, S., Rosenberg, F.: A survey on context-aware systems. Int. J. Ad Hoc and Ubiquitous Computing 2(4) (2007)
2. Brézillon, P., Borges, M.R., Pino, J.A., Pomerol, J.C.: Context-Awareness in Group Work: Three Case Studies. In: Proc. of 2004 IFIP Int. Conf. on Decision Support Systems (DSS 2004), Prato, Italie, Juillet (2004)
3. Chen, G., Koltz, D.: A survey of context-aware mobile computing research, Department of Computer Science, Dartmouth College, Technical report (2000)
4. Chen, H.: An Intelligent Broker Architecture for Pervasive Context-Aware systems, PhD Thesis, University of Maryland, Baltimore County (2004)
5. Dey, A.K.: Understanding and using context. Personal and Ubiquitous Computing 5, 4–7 (2001)