Pavlyuchenko, A. I.; Titov, V. V.; Smirnova, N. I.; Grachev, V. T.
Chemistry of Heterocyclic Compounds (New York, NY, United States), 1980 , vol. 16, # 7 p. 681 - 684
Khimiya Geterotsiklicheskikh Soedinenii, 1980 , vol. 16, # 7 p. 888 - 891
Chemistry of Heterocyclic Compounds (New York, NY, United States), , vol. 16, # 7 p. 681 - 684
Khimiya Geterotsiklicheskikh Soedinenii, , vol. 16, # 7 p. 888 - 891
Pavlyuchenko, A. I.; Titov, V. V.; Smirnova, N. I.; Grachev, V. T.
Chemistry of Heterocyclic Compounds (New York, NY, United States), 1980 , vol. 16, # 7 p. 681 - 684
Khimiya Geterotsiklicheskikh Soedinenii, 1980 , vol. 16, # 7 p. 888 - 891