1. Pascoe, J.: Adding generic contextual capabilities to wearable computers. In: IEEE International Symposium on Wearable Computers (1998)
2. Leonhardt, U.: Supporting Location-Awareness in Open Distributed Systems. PhD thesis, Dept. of Computing, Imperial College (1998)
3. Lamming, M., Flynn, M.: Forget-me-not: Intimate computing in support of human memory. In: Proceedings FRIEND21 Symposium on Next Generation Human Interfaces (1994)
4. Dourish, P.: What we talk about when we talk about context. Journal of Personal and Ubiquitous Computing 8(1), 19–30 (2004)
5. Lecture Notes in Computer Science;G. Rossi,2006