参考文献

Tang, Bo-Xiao; Fang, Xiao-Niu; Kuang, Ren-Yun; Hu, Rong-Hua; Wang, Ji-Wei; Li, Ping; Li, Xiao-Hang Synthesis (Germany), 2013 , vol. 45, # 21 art. no. SS-2013-F0473-OP, p. 2971 - 2976