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This paper was reprinted from the ACS/IEEE International Conference on Pervasive Services 2006, Proceedings, pp. 78-87 and may be found at http://dx.doi.org/10.1109/PERSER.2006.1652210 access via this link is only available with a subscription. A full text version is available above.
Copyright (2006) IEEE
Proceedings of the International Conference on Pervasive Services (ICPS:2006), pp. 78-87