S. Ratnasamy, M. Handley, R. Karp, and S. Shenker. INFOCOM 2002. Twenty-First Annual Joint Conference of the IEEE Computer and Communications Societies. Proceedings. IEEE, 3, page 1190- 1199 vol.. (2002)
J. Li, J. Jannotti, D. Couto, D. Karger, and R. Morris. MobiCom '00: Proceedings of the 6th annual international conference on Mobile computing and networking, page 120--130. New York, NY, USA, ACM, (2000)
I. Abraham, D. Malkhi, and O. Dobzinski. SODA '04: Proceedings of the fifteenth annual ACM-SIAM symposium on Discrete algorithms, page 550--559. Philadelphia, PA, USA, Society for Industrial and Applied Mathematics, (2004)
L. Aalto, N. Göthlin, J. Korhonen, and T. Ojala. MobiSys '04: Proceedings of the 2nd international conference on Mobile systems, applications, and services, page 49--58. New York, NY, USA, ACM Press, (2004)
P. Klante, J. Krösche, and S. Boll. Computers Helping People with Special Needs, volume 3118 of Lecture Notes in Computer Science, Springer, Berlin / Heidelberg, (2004)
C. van Aart, B. Wielinga, and W. van Hage. Knowledge Engineering and Management by the Masses, volume 6317 of Lecture Notes in Computer Science, Springer, Berlin / Heidelberg, (2010)