参考文献

Mamaev, V. P.; Mikhaleva, M. A.; Shadrina, A. I. Chemistry of Heterocyclic Compounds (New York, NY, United States), 1988 , p. 303 - 307 Khimiya Geterotsiklicheskikh Soedinenii, 1988 , vol. 24, # 3 p. 371 - 375