References
- J. Am. Chem. Soc. v.82 P. D. Bartlett;W. P. Giddings
- J. Am. Chem. Soc. v.77 S. Winstein
- J. Am. Chem. Soc. v.86 H. Tanida;H. Ishitobi
- J. Am. Chem. Soc. v.89 H. Tanida;S. Ikegami
- Account. Chem. Res. v.1 H. Tanida
- Chem. Ber. v.91 C. Wittig;E. Knauss