参考文献

Prakash, G.K. Surya; Glinton, Kevin E.; Panja, Chiradeep; Gurung, Laxman; Battamack, Patrice T.; Toeroek, Bela; Mathew, Thomas; Olah, George A. Tetrahedron Letters, 2012 , vol. 53, # 6 p. 607 - 611