| 1992 | ||
|---|---|---|
| 2 | Peter M. D. Gray, Robert J. Lucas: Advanced Database Systems, 10th British National Conference on Databases, BNCOD 10, Aberdeen, Scotland, July 6-8, 1992, Proceedings Springer 1992 | |
| 1988 | ||
| 1 | Robert J. Lucas, G. A. Le Vine: A Prolog-Relational Database Interface. Prolog and Databases 1988: 67-80 | |
| 1 | Peter M. D. Gray | [2] |
| 2 | G. A. Le Vine | [1] |