参考文献

Baskaran, Subramanian; Baig, Mirza Hamed A.; Banerjee, Sharmila; Baskaran, Chitra; Bhanu, Kanchinadham; Deshpande, Sonali P.; Trivedi, Girish K. Tetrahedron, 1996 , vol. 52, # 18 p. 6437 - 6452