1. La force du vivant;Dorst,1979
2. Worldwatch Report 2011, www.worldwatch.org.
3. Nourrir la Planète;Griffon,2006
4. Opportunities and Challenges in Agricultural Biotechnology: The Decade Ahead http://www.rmportal.net/library/content/Biotechnology_Genetic_Engineering_GMO/final_main_report-v6.pdf.
5. Global Status of Commercialized Biotech/GM Crops: 2012, http://www.isaaa.org/resources/publications/briefs/44/executivesummary/default.asp.