Uffe Kock Wiil, David L. Hicks, Peter J. Nürnberg. Multiple open services: a new approach to service provision in open hypermedia systems. In HYPERTEXT 2001, Proceedings of the 12th ACM Conference on Hypertext and Hypermedia, August 14-18, 2001, University of Aarhus, Århus, Denmark. pages 83-92, ACM, 2001. [doi]