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JUCS - Journal of Universal Computer Science 14(13): 2110-2157
doi:
10.3217/jucs-014-13-2110
Published:
01 Jul 2008
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Author
Stephen Kell
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University of Cambridge, Cambridge, United Kingdom
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Conflict of interest
The author has declared that no competing interests exist.
This article is freely available under the J.UCS Open Content License.