D. Tektonidis, A. Bokma, E. Kaldoudi, and A. Koumpis. Internet of Things and Inter-cooperative Computational Technologies for Collective Intelligence, volume 460 of Studies in Computational Intelligence, Springer, Heidelberg, (2013)
J. Frey, C. Stahl, T. Röfer, B. Krieg-Brückner, and J. Alexandersson. Ambient Intelligence: First International Joint Conference, AmI 2010, Málaga, Spain, volume 6439 of Lecture Notes in Computer Science, Springer, Berlin, (2010)