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JUCS - Journal of Universal Computer Science 4(4): 404-428
doi:
10.3217/jucs-004-04-0404
Published:
28 Apr 1998
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Author
Milton Campos
- Corresponding author
São Paulo State University, Brazil and Simon Fraser University, Canada
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Conflict of interest
The author has declared that no competing interests exist.
This article is freely available under the J.UCS Open Content License.