1. Blaze, M., Feigenbaum, J., Lacy, J.: Decentralized Trust Management. In: Proceedings of the 1996 IEEE Symposium on Security and Privacy, p. 164. IEEE Computer Society, Washington (1996)
2. Abdul-Rahman, A., Hailes, S.: Supporting Trust in Virtual Communities. In: Proceedings of the 33rd Hawaii International Conference on System Sciences, vol, vol. 6, p. 6007. IEEE Computer Society, Washington (2000)
3. Jia, L., Nixon, P.: Trust-based SPAM Prevention for Pervasive Advertising. In: Proceedings of the Seventh International Conference on Pervasive Computing Pervasive 2009, Workshop on Pervasive Advertising (2009)
4. Jia, L., Collins, M., Nixon, P.: Evaluating Trust-Based Access Control for Social Interaction. In: Proceedings of the Third International Conference on Mobile Ubiquitous Computing, Systems, Services and Technologies, pp. 277–282. IEEE, Sliema (2009)
5. Lecture Notes in Computer Science;F. Almenarez,2005