参考文献

Kristinsson, Haukur; Nebel, Kurt; O'Sullivan, Anthony C.; Struber, Fritz; Winkler, Tammo; Yamaguchi, Yasuchika Tetrahedron, 1994, vol. 50, # 23 p. 6825 - 6838 doi: 10.1016/S0040-4020(01)81336-3