1. J. March:Advanced Organic Chemistry, p. 349, McGraw-Hill (1977).
2. E.V. Dehmlow and S.S. Dehmlow:Phase Transfer Catalysis, Chemie Verlag (1983).
3. C.M. Starks:J. Am. Chem. Soc. 93, 195 (1971).
4. F. Montanari, D. Landini, and F. Rolla:Phase Transfer Catalyzed Reaction, Top. Curr. Chem. 101, 147 (1982).
5. L.J. Mathias and R.A. Vaidya:J. Am. Chem. Soc. 108, 1093 (1986).