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Chemistry of Heterocyclic Compounds (New York, NY, United States), 1989 , vol. 25, # 3 p. 356
Khimiya Geterotsiklicheskikh Soedinenii, 1989 , # 3 p. 423
Parfenov, E. A.; Smirnov, L. D.
Chemistry of Heterocyclic Compounds (New York, NY, United States), 1991 , vol. 27, # 8 p. 825 - 830
Khimiya Geterotsiklicheskikh Soedinenii, 1991 , # 8 p. 1032 - 1037
Savel'ev, V. L.; Makarov, A. V.; Zagorevskii, V. A.
Chemistry of Heterocyclic Compounds (New York, NY, United States), 1983 , vol. 19, # 6 p. 686
Khimiya Geterotsiklicheskikh Soedinenii, 1983 , vol. 19, # 6 p. 845
