Fagin. Proceedings of the 12th International Conference on Database Theory. Association for Computing Machinery (ACM).
Chicago-referens (17:e uppl.)Fagin. Proceedings of the 12th International Conference on Database Theory. Association for Computing Machinery (ACM).
MLA-referens (9:e uppl.)Fagin. Proceedings of the 12th International Conference on Database Theory. Association for Computing Machinery (ACM).
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