1. Stereochemistry of Organic Compounds. New York: Wiley-Interscience, 1994: 1191-1210.
2. See also Principles of Asymmetric Synthesis. Oxford: Pergamon, 1996: 15-40.
3. Racemic, scalemic, holemic. Chem. Eng. News 70: 1992, May 18, 3;
4. see also Alternative to homochiral. Chem. Eng. News 69: 1991, February 4, 3.