参考文献
Kesavan, Lokesh; Tiruvalam, Ramchandra; Rahim, Mohd Hasbi Ab; Saiman, Mohd Izham Bin; Enache, Dan I.; Jenkins, Robert L.; Dimitratos, Nikolaos; Lopez-Sanchez, Jose A.; Taylor, Stuart H.; Knight, David W.; Kiely, Christopher J.; Hutchings, Graham J.
Science, 2011 , vol. 331, # 6014 p. 195 - 199