参考文献

Przheval'skii, N. M.; Stankevich, I. V.; Chistyakov, A. L.; Drozd, V. N. Russian Journal of Organic Chemistry, 1993 , vol. 29, # 1.1 p. 58 - 62 Zhurnal Organicheskoi Khimii, 1993 , vol. 29, # 1 p. 70 - 75