Researchr is a web site for finding, collecting, sharing, and reviewing scientific publications, for researchers by researchers.
Sign up for an account to create a profile with publication list, tag and review your related work, and share bibliographies with your co-authors.
Stephen R. Gulliver, George Ghinea, M. Patel, Tacha Serif. A context-aware Tour Guide: User implications. Mobile Information Systems, 3(2):71-88, 2007. [doi]
Abstract is missing.