参考文献

Kurbatov, Yu. V.; Solekhova, M. A. Chemistry of Heterocyclic Compounds (New York, NY, United States), 1986 , vol. 22, # 7 p. 749 - 751 Khimiya Geterotsiklicheskikh Soedinenii, 1986 , vol. 22, # 7 p. 936 - 938