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JUCS - Journal of Universal Computer Science 9(8): 730-744
doi:
10.3217/jucs-009-08-0730
Published:
28 Aug 2003
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Authors
Marcus Amorim Leal
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PUC-Rio, Brazil
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Pontifical Catholic University of Rio de Janeiro, Rio de Janeiro, Brazil
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PUC-Rio, Rio de Janeiro, 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.