This paper presents a formal notation for modelling asynchronous web services composition, using context and coordination mechanisms. Our notation specifies the messages that can b...
Service-oriented architectures (SOA) and, in particular, Web Services designs are currently widely used for the development of open, large-scale interoperable systems. In those sys...
Learning management systems are routinely used for presenting, solving and grading exercises with large classes. However, teachers are constrained to use questions with pre-defined...
It is critical to guarantee the reliability of serviceoriented applications. This is because they may employ remote Web Services as components, which may easily become unavailable...
In this paper, we argue that implementing the grand vision of the Semantic Web would greatly benefit from a service which can enable the reuse of globally unique URIs across semant...