1. (a) Enantioselective Synthesis of β-amino Acids; Ojima, I., Ed.; VCD Publishers: New York, 1996, and references cited therein.
2. (b) Cole, D. C. Tetrahedron 1994, 50, 9517.
3. (c) Juraristi, E.; Quintana, D.; Escalante, J. Aldrichim. Acta 1994, 27, 3.
4. (d) Cardillo, G.; Tomasini, C. Chem. Soc. Rev. 1996, 25, 117.
5. For a review, see: Johnson, R. A.; Sharpless, K. B. In Catalytic Asymmetric Synthesis; Ojima, I., Ed. Catalytic asymmetric epoxidation of allylic alcohols. VCD Publishers: New York, 1993; pp. 103–158.