1.
2.
3.
Nomos-Verl.-Ges : Baden-Baden [Germany], 1992.
German | N 63763(1) DE 24 |
4.
[Place of publication not identified] : [publisher not identified], 1988.
German | 29 DE |
5.
Cologne [Germany] : German Association for the Protection of Intellectual Property (GRUR), 1992.
German | N 614 DE 28 |
6.
Nomos-Verl.-Ges : Baden-Baden [Germany], 1984.
German | N 63763N21 DE 24 |
7.
8.
9.
Cologne [Germany] : German Association for the Protection of Intellectual Property (GRUR), 1991.
German | N 614 DE 28 |
10.