| |
| 2000 | ||
|---|---|---|
| 2 | EE | Heiko Ludwig, Keith Whittingham: VEC: Gateways for Cross-Organizational Document Flow. IEEE MultiMedia 7(4): 62-72 (2000) |
| 1999 | ||
| 1 | EE | Heiko Ludwig, Keith Whittingham: Virtual enterprise co-ordinator - agreement-driven gateways for cross-organisational workflow management. WACC 1999: 29-38 |
| 1 | Heiko Ludwig | [1] [2] |