参考文献

Kelly, David R.; Knowles, Christopher J.; Mahdi, Jassem G.; Wright, Michael A.; Taylor, Ian N.; Roberts, Stanley M.; Wan, Peter W. H.; Grogan, Gideon; Pedragosa-Moreau, Sandrine; Willetts, Andrew J. Chemical Communications, 1996 , # 20 p. 2333 - 2334