参考文献

Mahmoudian, Mahmoud; Rudd, Brian A.M.; Cox, Brian; Drake, Chris S.; Hall, Richard M.; Stead, Paul; Dawson, Michael J.; Chandler, Malcolm; Livermore, David G.; Turner, Nicholas J.; Jenkins, Gareth Tetrahedron, 1998 , vol. 54, # 28 p. 8171 - 8182