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Towards a seamless integration between process modeling descriptions at Business and Production levels - work in progress

To fulfill increasing requirements in the manufacturing sector, companies are faced with several challenges. Three major challenges have been identified regarding time-to-market, vertical feedback loops and level of automation. Grafchart, a graphical language aimed for supervisory control applications, can be used from the process-planning phase, through the implementation phase and all the way to

At the end of the silver flow : Islamic dirhams in Sigtuna and the shrinking Viking network

In this paper, a classic subject will be addressed: the last import of Islamic dirhams into Scandinavia. The place under study is Sigtuna, established in c. AD 980, a date that sets the earliest possible deposition for nine retrieved dirhams. The main objec- tive is to provide data for their chronology and provenance, and to confirm under which regent they were issued. With this data at hand, an a