参考文献

Orlov, V. D.; Kolos, N. N.; Zolotarev, B. M. Chemistry of Heterocyclic Compounds (New York, NY, United States), 1983 , vol. 19, # 3 p. 318 - 323 Khimiya Geterotsiklicheskikh Soedinenii, 1983 , # 3 p. 390 - 396