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"Undecidable Optimization Problems for Database Logic Programs."
Haim Gaifman et al. (1993)
- Haim Gaifman, Harry G. Mairson, Yehoshua Sagiv, Moshe Y. Vardi:
Undecidable Optimization Problems for Database Logic Programs. J. ACM 40(3): 683-713 (1993)
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