X. Ye, S. Al-Babili, A. Klti, J. Zhang, P. Lucca, P. Beyer and I. Potrykus, “Engineering the Provitamin A (Beta Carotene) Biosynthetic Pathway into (Carotenoid-Free) Rice Endosperm,” Science, Vol. 287, No. 5451, 2000, pp. 303-305. doi10.1126/science.287.5451.303 - References - Scientific Research Publishing