| |
| * | 1976 | |
|---|---|---|
| 2 | EE | Claude Deheneffe, Henri Hennebert: NUL: A Navigational User's Language for a Network Structured Data Base. SIGMOD Conference 1976: 135-142 |
| 1974 | ||
| 1 | Claude Deheneffe, Henri Hennebert, W. Paulus: Relational Model for a Data Base. IFIP Congress 1974: 1022-1025 | |
| 1 | Henri Hennebert | [1] [2] |
| 2 | W. Paulus | [1] |