Exploring GSM Signal Strength Levels in Pervasive Environments. - Ian Anderson 002; Henk L. Muller (AINA (2), 2006)

Practical Context Awareness for GSM Cell Phones. - Ian Anderson 002; Henk L. Muller (ISWC, 2006)

Increasing the Awareness of Daily Activity Levels with Pervasive Computing. - Julie Maitland; Scott Sherwood; Louise Barkhuus; Ian Anderson 002; Malcolm Hall; Barry A. T. Brown; Matthew Chalmers; Henk L. Muller (PervasiveHealth, 2006)

Shakra: Tracking and Sharing Daily Activity Levels with Unaugmented Mobile Phones. - Ian Anderson 002; Julie Maitland; Scott Sherwood; Louise Barkhuus; Matthew Chalmers; Malcolm Hall; Barry A. T. Brown; Henk L. Muller (Mob. Networks Appl., 2007)

Exploring GSM data in pervasive environments. - Ian Anderson 002; Henk L. Muller (Int. J. Pervasive Comput. Commun., 2008)