Steven Dow, T. Scott Saponas, Yang Li, James A. Landay. External representations in ubiquitous computing design and the implications for design tools. In John M. Carroll, Susanne Bødker, Julie Coughlin, editors, Proceedings of the Conference on Designing Interactive Systems,University Park, PA, USA, June 26-28, 2006. pages 241-250, ACM, 2006. [doi]
Abstract is missing.