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JUCS - Journal of Universal Computer Science 13(5): 619-628
doi:
10.3217/jucs-013-05-0619
Published:
28 May 2007
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Author
Jean-Raymond Abrial
- Corresponding author
ETH Zürich, Zürich, Switzerland
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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.