参考文献

Clough, Stuart; Gupton, John; Ligali, Adepeju; Roberts, Matthew; Driscoll, David; Annett, Scott; Hewitt, Alisa; Hudson, Matthew; Jackson, Edward; Miller, Robert; Norwood, Bradley; Kanters, Rene; Wyre, Hadley; Petruzzi, Heather Tetrahedron, 2005 , vol. 61, # 31 p. 7554 - 7561