Yearbook 1998/IX : XXXVIIth Congress : Rio de Janeiro 1998 (May 24-29, 1998) : Workshops I-VII / International Association For The Protection Of Industrial Property (aippi).
Yearbook 1998/IX : XXXVIIth Congress : Rio de Janeiro 1998 (May 24-29, 1998) : Workshops I-VII / International Association For The Protection Of Industrial Property (aippi).