1. Charting past, present and future research in ubiquitous computing;Abowd,2002
2. Anon, 1999. User report: Canon EOS3. Photographic 27(2), 76–80.
3. Beyond the Desktop;Baber,1997
4. Wearable computers;Baber,2001
5. Preliminary investigations into the use of wearable computers;Baber,1998