Mobile interaction with web services through associated real world objects. - Gregor Broll; John Hamard; Massimo Paolucci 001; Markus Haarländer; Matthias Wagner 001; Sven Siorpaes; Enrico Rukzio; Albrecht Schmidt 001; Kevin Wiesner (Mobile HCI, 2007)

Collect&Drop: A Technique for Multi-Tag Interaction with Real World Objects and Information. - Gregor Broll; Markus Haarländer; Massimo Paolucci 001; Matthias Wagner 001; Enrico Rukzio; Albrecht Schmidt 001 (AmI, 2008)