Laura Burzagli Pier Luigi Emiliani Francesco Gabbanini Is the Intelligent Environment Smart Enough? 43-52 2007 conf/hci/2007-6 HCI (6) http://dx.doi.org/10.1007/978-3-540-73281-5_5 db/conf/hci/hci2007-6.html#BurzagliEG07a