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JUCS - Journal of Universal Computer Science 13(6): 721-736
doi:
10.3217/jucs-013-06-0721
Published:
28 Jun 2007
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Authors
Leandro De Freitas
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Universidade de Pernambuco, Brazil
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Universidade de Pernambuco, Brazil
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Universidade de Pernambuco, Brazil
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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.