1. James, C. (2002) Global Status of Commercialized Transgenic Crops: 2002, ISAAA Briefs No. 27: Preview, International Service for the Acquisition of Agric-biotech Applications, Ithaca.
2. Kleter, G.A. et al. (2000) New developments in crop plant biotechnology and their possible implications for food product safety. RIKILT Report 2000.004, RIKILT, Wageningen (http://www.rikilt.dlo.nl/Publications/Publications/Tekstrapport2000%20004.htm).
3. Engineering the provitamin A (β-carotene) biosynthetic pathway into (carotenoid-free) rice endosperm;Ye;Science,2000
4. Genetic engineering approaches to improve the bioavailability and the level of iron in rice grains;Lucca;Theor. Appl. Genet.,2001
5. Overexpression of the Bt cry2Aa2 operon in chloroplasts leads to formation of insecticidal crystals;De Cosa;Nat. Biotechnol.,2001