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JUCS - Journal of Universal Computer Science 13(7): 948-958
doi:
10.3217/jucs-013-07-0948
Published:
28 Jul 2007
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Authors
Maximiliano Paredes 
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Rey Juan Carlos University, Móstoles, Spain
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University of Castilla - La Mancha, Spain
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Universidad de Castilla - La Mancha, Ciudad Real, Spain
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Universidad Rey Juan Carlos, Madrid, Spain
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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.