McCairn, Mark C.; Culliford, Steven J.; Kozlowski, Roland Z.; Sutherland, Andrew J.
Tetrahedron Letters, 2004 , vol. 45, # 10 p. 2163 - 2166

Clapham, Bruce; Richards, Amanda J.; Wood, Michael L.; Sutherland, Andrew J.
Tetrahedron Letters, 1997 , vol. 38, # 52 p. 9061 - 9064