参考文献

Sriram, Rekulapally; Sesha Sai Pavan Kumar, Chebolu Naga; Raghunandan, Nerella; Ramesh, Vadla; Sarangapani, Manda; Rao, Vaidya Jayathirtha Synthetic Communications, 2012 , vol. 42, # 23 p. 3419 - 3428