
Open access
Date
2004-11Type
- Journal Article
Permanent link
https://doi.org/10.3929/ethz-b-000038238Publication status
publishedExternal links
Journal / series
Communications in Mathematical PhysicsVolume
Pages / Article No.
Publisher
SpringerNotes
Received 19 September 2003, Accepted 12 April 2004, Published online 17 September 2004. It was possible to publish this article open access thanks to a Swiss National Licence with the publisherMore
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