参考文献

Chandrasekhar, Srivari; Saritha, Birudaraju; Jagadeshwar, Vannada; Prakash, Samala Jaya Tetrahedron Asymmetry, 2006, vol. 17, # 9 p. 1380 - 1386 doi: 10.1016/j.tetasy.2006.05.007