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"The Powerset Algebra as a Natural Tool to Handle Nested Database Relations."
Marc Gyssens, Dirk Van Gucht (1992)
- Marc Gyssens, Dirk Van Gucht:
The Powerset Algebra as a Natural Tool to Handle Nested Database Relations. J. Comput. Syst. Sci. 45(1): 76-103 (1992)
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