参考文献

Samsoniya, Sh. A.; Kadzhrishvili, D. O.; Gordeev, E. N.; Zhigachev, V. E.; Kurkovskaya, L. N.; Suvorov, N. N. Chemistry of Heterocyclic Compounds (New York, NY, United States), 1982 , vol. 18, # 4 p. 382 - 385 Khimiya Geterotsiklicheskikh Soedinenii, 1982 , vol. 18, # 4 p. 504 - 507