参考文献

Bubel', O.N.; Tishchenko, I.G.; Grinkevich, O.A.; Abramov, A.F. Chemistry of Heterocyclic Compounds (New York, NY, United States)Khimiya Geterotsiklicheskikh Soedinenii, 19801980, vol. 1616, # 44 p. 352 - 355468 - 471 doi: 10.1007/BF00552772