Tolmachev, A. A.; Babichenko, L. N.; Komarov, I. V.; Sereda, S. V.; Sheinkman, A. K.
Chemistry of Heterocyclic Compounds (New York, NY, United States), 1992 , vol. 28, # 2 p. 148 - 153
Khimiya Geterotsiklicheskikh Soedinenii, 1992 , # 2 p. 183 - 189

Tolmachev, A. A.; Babichenko, L. N.; Komarov, I. V.; Sereda, S. V.; Sheinkman, A. K.
Chemistry of Heterocyclic Compounds (New York, NY, United States), 1992 , vol. 28, # 2 p. 148 - 153
Khimiya Geterotsiklicheskikh Soedinenii, 1992 , # 2 p. 183 - 189

Tolmachev, A. A.; Babichenko, L. N.; Komarov, I. V.; Sereda, S. V.; Sheinkman, A. K.
Chemistry of Heterocyclic Compounds (New York, NY, United States), 1992 , vol. 28, # 2 p. 148 - 153
Khimiya Geterotsiklicheskikh Soedinenii, 1992 , # 2 p. 183 - 189