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JUCS - Journal of Universal Computer Science 8(12): 1047-1064
doi:
10.3217/jucs-008-12-1047
Published:
28 Dec 2002
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Author
Florentina Hristea
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University of Bucharest, Bucharest, Romania
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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.