Ambient Agoras – InfoRiver, SIAM, Hello.Wall
T. Prante, R. Stenzel, C. Röcker, N. Streitz, C. Magerkurth, in: E. Dykstra-Erickson, M. Tscheligi (Eds.), HI EA ’04: CHI ’04 Extended Abstracts on Human Factors in Computing Systems, ACM, New York, 2004, pp. 763–764.