参考文献

Kurbatova, A. S.; Kurbatov, Yu. V.; Yu, V. K. Chemistry of Heterocyclic Compounds (New York, NY, United States), 1983 , p. 203 - 206 Khimiya Geterotsiklicheskikh Soedinenii, 1983 , vol. 19, # 2 p. 249 - 251