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JUCS - Journal of Universal Computer Science 14(8): 1344-1367
doi:
10.3217/jucs-014-08-1344
Published:
28 Apr 2008
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Authors
Elder Cirilo
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Pontifical Catholic University of Rio de Janeiro, Rio de Janeiro, Brazil
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New University of Lisbon, Lisbon, Portugal
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Pontifical Catholic University of Rio de Janeiro, 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.