@conference {stefanis2012patterns, title = {Patterns of usage and context in interaction with communication support applications in mobile devices}, booktitle = {Proceedings of the 14th international conference on Human-computer interaction with mobile devices and services}, year = {2012}, pages = {25{\textendash}34}, publisher = {ACM}, organization = {ACM}, address = {San Francisco, USA}, keywords = {Contact Lists, Context awareness, Mobile PIM}, doi = {10.1145/2371574.2371579}, author = {Vasilios Stefanis and Athanasios Plessas and Andreas Komninos and John Garofalakis} }