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JUCS - Journal of Universal Computer Science 18(3): 429-453
doi:
10.3217/jucs-018-03-0429
Received:
30 Sep 2011 | Approved:
28 Jan 2012 | Published:
01 Feb 2012
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Authors
Izak Van Zyl
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Università della svizzera italiana, Lugano, Switzerland
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Cape Peninsula University of Technology, Cape Town, South Africa
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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.