Korostova, S. E.; Shevchenko, S. G.; Mikhaleva, A. I.
Chemistry of Heterocyclic Compounds (New York, NY, United States), 1989 , vol. 25, # 12 p. 1410
Khimiya Geterotsiklicheskikh Soedinenii, 1989 , # 12 p. 1963
Korostova, S. E.; Shevchenko, S. G.; Mikhaleva, A. I.
Chemistry of Heterocyclic Compounds (New York, NY, United States), 1989 , vol. 25, # 12 p. 1410
Khimiya Geterotsiklicheskikh Soedinenii, 1989 , # 12 p. 1963