
Publications
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2001. Semantics and Expressive Power of Nondeterministic Constructs in Deductive Databases. J. Comput. Syst. Sci.. 62:15-42.
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1997. Programming with Non-Determinism in Deductive Databases. Ann. Math. Artif. Intell.. 19:97-125.
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1996. Logic in Databases, International Workshop LID'96, San Miniato, Italy, July 1-2, 1996, Proceedings. Lecture Notes in Computer Science. 1154
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1994. Expressive Power of Non-Deterministic Operators for Logic-based Languages. Workshop on Deductive Databases and Logic Programming. :27-40.
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1991. Non-Determinism in Deductive Databases. DOOD. :129-146.

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