参考文献

Baraldi, Pier Giovanni; Guarneri, Mario; Pollini, Gian Piero; Simoni, Daniele; Barco, Achille; Benetti, Simonetta Journal of the Chemical Society, Perkin Transactions 1: Organic and Bio-Organic Chemistry (1972-1999), 1984, # 11 p. 2501 - 2505