1.
Cologne [Germany] : German Association for the Protection of Intellectual Property (GRUR), 1999.
German | H 32 DE 29 |
2.
London [England] : Euromoney Institutional Investor PLC, 1999.
English | 72 GB |
3.
London [England] : Euromoney Institutional Investor PLC, 1998.
English | 72 GB |
4.
Cologne [Germany] : German Association for the Protection of Intellectual Property (GRUR), 1997.
English | 29 DE |
5.
Cologne [Germany] : German Association for the Protection of Intellectual Property (GRUR), 1997.
German | 28 DE |
6.