| Date | Title | Translation |
|---|---|---|
| 08-03-2005 |  Rückblick TerraTec in Leipzig | |
| 17-01-2005 |  Opening conference of the project: Compilation of the Kosovo Quarry Plan | Deutsch |
| 24-11-2004 | Geological Survey of Ghana. Scientific workshop | Deutsch |
| Page: Item: 331 - 333 Total: 333 | ||
