1993 | ||
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3 | Joachim Biskup, Holger Stiefeling: Evaluation of Upper Bounds and Least Nodes as Database Operations. FODO 1993: 197-214 | |
1990 | ||
2 | Joachim Biskup, Uwe Räsch, Holger Stiefeling: An Extension of SQL for Querying Graph Relations. Comput. Lang. 15(1): 65-82 (1990) | |
1988 | ||
1 | Joachim Biskup, Holger Stiefeling: Transitive Closure Algorithms for Very Large Databases. WG 1988: 122-147 |
1 | Joachim Biskup | [1] [2] [3] |
2 | Uwe Räsch | [2] |