Iceberg Query Lattices for Datalog.
In: K. E. Wolff, H. D. Pfeiffer and H. S. Delugach, editors, Conceptual Structures at Work: 12th International Conference on Conceptual Structures (ICCS 2004), volume 3127, series LNCS, pages 109-125. Springer, Heidelberg, 2004.
Gerd Stumme.
[doi]  [BibTeX] 
Iceberg Query Lattices for Datalog.
In: K. E. Wolff, H. D. Pfeiffer and H. S. Delugach, editors, Conceptual Structures at Work: 12th International Conference on Conceptual Structures (ICCS 2004), volume 3127, series LNCS, pages 109-125. Springer, Heidelberg, 2004.
Gerd Stumme.
[doi]  [BibTeX] 
Discovery of Frequent Datalog Patterns.
Data Mining and Knowledge Discovery, 3(1):7-36, 1999.
L. Dehaspe and H. Toivonen.
[BibTeX]