| in paper |
 Thomas Ritz (2001) Personalized Information Services – an Electronic Information Commodity and ist Production
|
|---|---|
| authors |
 Bell. Timothy A.H. u. Moffat. Alistair
|
| year | 1996 |
| title |
The Design ofa High Performance Information Filtering System
|
| source | Zurich |
| last changed | 2008/06/07 10:15 |
