参考文献

Mikitenko, E. K.; Kachkovskii, A. D.; Romanov, N. N. Chemistry of Heterocyclic Compounds (New York, NY, United States), 1982 , vol. 18, # 4 p. 365 - 368 Khimiya Geterotsiklicheskikh Soedinenii, 1982 , vol. 18, # 4 p. 484 - 487