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JUCS - Journal of Universal Computer Science 15(6): 1162-1185
doi: 10.3217/jucs-015-06-1162
Published: 28 Mar 2009
This article is part of:
JUCS - Journal of Universal Computer Science 15(6)
Authors
Pieter Collins - Corresponding author
Centrum voor Wiskunde en Informatica, Amsterdam, Netherlands
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Daniel S. Graça
Universidade of Algarve, Faro, Portugal
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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.
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