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JUCS - Journal of Universal Computer Science 17(5): 684-711
doi:
10.3217/jucs-017-05-0684
Published:
01 Mar 2011
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Authors
Rohit Gheyi
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Campina Grande, Brazil
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Federal University of Campina Grande, Campina Grande, Brazil
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Federal University of Pernambuco, Recife, 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.