 | Centro de 'Algebra da Universidade de Lisboa |
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| Commission of the European Communities |
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| Computational Lingustics, Universität des Saarlandes |
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| Computer Science Department, University of Castilla - La Mancha |
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| Consultants Bureau, An Imprint of Springer |
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| Department of Artificial Intelligence |
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| Department of Computer Science, University of British Columbia |
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| Deutsche Informatik-Akademie |
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| DFKI (German Research Institute for Artificial Intelligence) |
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| Dipartimento di Informatica e Sistemistica, Univ. degli studia di Roma |
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| Fakultät für Informatik, Universität Karlsruhe |
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| Florida Atlantic University |
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