P. Lobo, T. Romão, A. Dias, and J. Danado. Ambient Intelligence: European Conference, AmI 2009, Salzburg, Austria, volume 5859 of Lecture Notes in Computer Science, Springer, Berlin, (2009)
S. Bongartz, Y. Jin, F. Paternò, J. Rett, C. Santoro, and L. Spano. Ambient Intelligence: Third International Joint Conference, AmI 2012, Pisa, Italy, volume 7683 of Lecture Notes in Computer Science, Springer, Heidelberg, (2012)