Publication
Oliviero Stock, Massimo Zancanaro, Paulo Busetta, Charles Callaway, Antonio Krüger, Michael Kruppa, Tsvi Kuflik, Elena Not, Cesare Rocchi
In: Alfred Kobsa (editor). User Modeling and User-Adapted Interaction: The Journal of Personalization Research 17 3 Pages 257-304 Springer Berlin 2007.