参考文献

Prostakov, N. S.; Makuli, Mikhalis; Mikhailova, N. M.; Sergeeva, N. D.; Obynochnyi, A. A. Chemistry of Heterocyclic Compounds (New York, NY, United States), 1988 , vol. 24, # 9 p. 1024 - 1027 Khimiya Geterotsiklicheskikh Soedinenii, 1988 , # 9 p. 1239 - 1242