Certifying the execution of a service is a critical issue for an e-government infrastructure. In fact being able to document that an e-service was actually carried out, given the l...
Web caching has been proposed as an effective solution to the problems of network traffic and congestion, Web objects access and Web load balancing. This paper presents a model for...
The mediator-wrapper approach to integrate data from heterogeneous data sources has usually been centralized in the sense that a single mediator system is placed between a number o...