von Ramona Teuber
Teuber, Ramona
Geographical indications of origin as a tool of product differentiation, The case of coffee :
Discussion papers . - Gießen : ZEU;33 .
The Semantic Web -- ISWC 2002, First International Semantic Web
Conference, Proceedings
s.
2342
: Springer,
2002. - ISBN
3-540-43760-6