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JUCS - Journal of Universal Computer Science 3(3): 197-229
doi:
10.3217/jucs-003-03-0197
Published:
28 Mar 1997
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Authors
Lane A. Hemaspaandra 
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Department of Computer Science, University of Rochester, Rochester, NY, United States of America
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Institute of Software, Chinese Academy of Sciences, China
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Institut fuer Informatik, Friedrich-Schiller-Universität Jena, Germany
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Tokyo Institute of Technology, Japan
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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.