参考文献

Zefirov, N. S.; Kozhushkov, S. I.; Kuznetsova, T. S. Chemistry of Heterocyclic Compounds (New York, NY, United States), 1983 , vol. 19, # 6 p. 644 - 650 Khimiya Geterotsiklicheskikh Soedinenii, 1983 , vol. 19, # 6 p. 801 - 807