1. O’Donnell, M. I. Asymmetric Phase-Transfer Reactions. In Catalytic Asymmetric Synthesis; Ojima, I., Ed.; VCH: New York, 1993; pp. 389–411 and references cited therein.
2. (a) Tőke, L.; Fenichel, L.; Bakó, P.; Szejtli, J. Acta Chim. Acad. Sci. Hung. 1978, 98, 357–364.
3. (j) Coteron, J. M.; Vicent, C.; Bosso, C.; Penades, S. J. Am. Chem. Soc. 1993, 115, 10066–10076.
4. (b) Bakó, P.; Fenichel, L.; Tőke, L.; Czugler, M. Liebigs Ann. Chem. 1981, 1163–1169.
5. (c) Bakó, P.; Fenichel, L.; Tőke, L. Acta Chim. Hung. 1982, 111, 297–301.