2David R. Downes and Sarah A. Laird. Innovative Mechanisms for Sharing Benefits of Biodiversity and Related Knowledge: Case Studies on Geographical Indications and Trademarks[R/OL]. paper prepared for the UNCTAD Biotrade Initiative, 1999. http://www.ciel.org/publications/Innovative Mechanisms,2001 - 06 - 12.
3Trade Policy Review Body- Trade Policy Review- Mexico Report by the Secretariat[Z]. WT/TPR/S/97,2002 - 03 - 15.