参考文献:
Shabarov, Yu. S. Pisanova, E. V. Saginova, L. G. Journal of Organic Chemistry USSR (English Translation), 1981 , vol. 17, p. 1685 - 1689 Zhurnal Organicheskoi Khimii, 1981 , vol. 17, # 9 p. 1886 - 1892
参考文献:
Bushnell, Gordon W. Fischer, Alfred Ibrahim, Prabha N. Journal of the Chemical Society, Perkin Transactions 2: Physical Organic Chemistry (1972-1999), 1988 , p. 1281 - 1286