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JUCS - Journal of Universal Computer Science 14(4): 546-556
doi:
10.3217/jucs-014-04-0546
Published:
28 Feb 2008
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Authors
Christian Safran
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Graz University of Technology, Graz, Austria
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Graz University of Technology, Austria
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Conflict of interest
The authors have declared that no competing interests exist.
This article is freely available under the J.UCS Open Content License.