1.
2.
3.
Cologne [Germany] : German Association for the Protection of Intellectual Property (GRUR), 1995.
German | 28 DE |
4.
5.
6.
Kln : Rws Verl. Kommunikationsforum, 1998.
German | N 631 HOE.R |
7.
8.
Cologne [Germany] : German Association for the Protection of Intellectual Property (GRUR), 1994.
German | 29 DE |
9.
Cologne [Germany] : German Association for the Protection of Intellectual Property (GRUR), 1993.
German | 29 DE |
10.
Nomos-Verl.-Ges : Baden-Baden [Germany], 1992.
German | N 6315(121) DE 24 |