The Web is rapidly becoming the platform through which many companies deliver services to businesses and individual customers. E-Services are typically delivered point-to-point; h...
The Business Process Execution Language for Web Services (BPEL4WS) is the de facto standard for the composition of web services into complex, valued-added workflows in both indus...
: The capability to easily find useful services becomes increasingly critical in several fields. In this paper we argue that, in many situations, the service discovery process shou...
Cancelling or reversing the effect of a former action is a necessity in most interactive systems. The simplest and most frequent form of this facility is the "undo" comma...
Execution monitoring of complex web service process models is critical for effective management and control of web services based systems. During the composite process model execu...