1.
Courbevoie [France] : Institut National de la Propriété Industrielle, 1991.
French | 10A OMPI |
2.
[Paris, France] : [UNESCO], 1976.
French | 6A OMPI |
3.
Cologne [Germany] : German Association for the Protection of Intellectual Property (GRUR), 1996.
English | 29 DE |
4.
[Heidelberg, Germany] : [Springer], 1984.
English | 34 DE |
5.
[Geneva, Switzerland] : [World Intellectual Property Organization], 1976.
English | 6B OMPI |
6.
Geneva [Switzerland] : International Bureau for the Protection of Industrial Property, 1991.
English | 10B OMPI |