参考文献

Aitken, R. Alan; Drysdale, Martin J.; Hill, Lawrence; Lumbard, Keith W.; Maccallum, James R.; Seth, Shirley Tetrahedron, 1999, vol. 55, # 36 p. 11039 - 11050 doi: 10.1016/S0040-4020(99)00611-0