参考文献

Mironov,V.F.; Fedorov,N.S. Chemistry of Heterocyclic Compounds (New York, NY, United States), 1967 , vol. 3, p. 125 - 127 Khimiya Geterotsiklicheskikh Soedinenii, 1967 , vol. 3, # 1 p. 179 - 182