参考文献

Bokanov, A. I.; Ivanov, P. Yu.; Akalaeva, T. V.; Bogdanova, G. A.; Shvedov, V. I. Chemistry of Heterocyclic Compounds (New York, NY, United States), 1987 , vol. 23, # 12 p. 1311 - 1315 Khimiya Geterotsiklicheskikh Soedinenii, 1987 , # 12 p. 1632 - 1635