1.
|
[Heidelberg, Germany] : [Springer], 1998.
English | 34 DE |
|
2.
|
Cologne [Germany] : German Association for the Protection of Intellectual Property (GRUR), 1997.
German | 28 DE |
|
3.
|
[Heidelberg, Germany] : [Springer], 1996.
English | 34 DE |
|
4.
|
Cologne [Germany] : German Association for the Protection of Intellectual Property (GRUR), 1996.
German | 29 DE |
|