参考文献

Freidlin, G.N.; Kuraeva, N.A.; Solop, K.A. Chemistry of Heterocyclic Compounds (New York, NY, United States), 1980 , vol. 16, # 3 p. 230 - 233 Khimiya Geterotsiklicheskikh Soedinenii, 1980 , vol. 16, # 3 p. 315 - 319