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JUCS - Journal of Universal Computer Science 18(6): 816-844
doi:
10.3217/jucs-018-06-0816
Received:
15 Oct 2011 | Approved:
15 Feb 2012 | Published:
28 Mar 2012
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Authors
Raimundas Matulevičius
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University of Tartu, Tartu, Estonia
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University of East London, London, United Kingdom
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CRP Henri Tudor, Luxembourg, Luxembourg
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CRP Henri Tudor, Luxembourg, Luxembourg
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University of Namur, Namur, Belgium
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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.