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JUCS - Journal of Universal Computer Science 4(5): 501-521
doi:
10.3217/jucs-004-05-0501
Published:
28 May 1998
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Authors
Erik Duval 
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Departement Computerwetenschappen, Katholieke Universiteit Leuven, Belgium
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Departement Computerwetenschappen, K.U.Leuven Celestijnenlaan 200 A, Heverlee, Belgium
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Departement Computerwetenschappen, K.U.Leuven Celestijnenlaan 200 A, Heverlee, Belgium
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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.