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JUCS - Journal of Universal Computer Science 13(7): 1022-1032

doi:10.3217/jucs-013-07-1022

Published:28 Jul 2007

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Authors

Cesar A. Collazos - Corresponding author

Universidad del Cauca, Popayan, Colombia

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Universidad de Chile, Chile

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DCC, Universidad de Chile, Santiago, Chile

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Universidad de Chile, Santiago, Chile

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Drexel University, United States of America

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Conflict of interest

The authors have declared that no competing interests exist.

This article is freely available under theJ.UCS Open Content License.