参考文献

Thakrar, Shailesh; Bavishi, Abhay; Bhavsar, Dhairya; Parekh, Shrey; Vala, Hardev; Radadiya, Ashish; Parmar, Manisha; Savant, Mahesh; Shah, Anamik Synthetic Communications, 2012, vol. 42, # 22 p. 3269 - 3278 doi: 10.1080/00397911.2011.576448