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"Relational theories with null values and non-herbrand stable models."
Vladimir Lifschitz, Karl Pichotta, Fangkai Yang (2012)
- Vladimir Lifschitz, Karl Pichotta, Fangkai Yang:
Relational theories with null values and non-herbrand stable models. Theory Pract. Log. Program. 12(4-5): 565-582 (2012)

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