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Lecture Notes in Computer Science
There is great promise in the idea of having agent or web services available on the internet, that can be flexibly composed to achieve more complex services, which can themselves then also be used as components in other contexts. However it is challenging to realise this idea, without essentially programming the composition using some process language such as BPEL4WS or OWL-S process descriptions. This paper presents a mechanism for specifying the external interface to composite and componentdoi:10.1007/11839354_13 fatcat:67x5dzortvfpvfknroex7cxteq