1. E.P. Kyba, M.G. Siegel, L.R. Sousa, G.D.Y. Sogah, and D.J. Cram:J. Am. Chem. Soc. 95, 2691 (1973).
2. E.P. Kyba, K. Koga, L.R. Sousa, M.G. Siegel, and D.J. Cram:J. Am. Chem. Soc. 95, 2692 (1973).
3. J.F. Stoddart, in E.L. Eliel and S.H. Wilen (eds.),Topics in Stereochemistry, Wiley-Interscience, New York, Vol. 17, 1988.
4. Y. Okamoto and K. Hatada, in A.M. Krystulovi? (ed.),Chiral Separations by HPLC, Ellis Horwood Limited, Chichester, 1989.
5. A. Allenmark, in A.M. Krystulovi? (ed.),Chiral Separations by HPLC, Ellis Horwood Limited, Chichester, 1989.