Utilizing Rich Bluetooth Environments for Identity Prediction and Exploring Social Networks as Techniques for Ubiquitous Computing. - Jukka Perkiö; Ville H. Tuulos; Marion Hermersdorf; Heli Nyholm; Jukka Salminen; Henry Tirri (Web Intelligence, 2006)

Combining Web, Mobile Phones and Public Displays in Large-Scale: Manhattan Story Mashup. - Ville H. Tuulos; Jürgen Scheible; Heli Nyholm (Pervasive, 2007)