Chapyshev, S. V.; Kurkovskii, L. I.; Kartsev, V. G.
Bulletin of the Academy of Sciences of the USSR, Division of Chemical Science (English Translation), 1987 , vol. 36, # 4 p. 765 - 770
Izvestiya Akademii Nauk SSSR, Seriya Khimicheskaya, 1987 , # 4 p. 837 - 842

Chapyshev, S. V.; Kurkovskii, L. I.; Kartsev, V. G.
Bulletin of the Academy of Sciences of the USSR, Division of Chemical Science (English Translation), 1987 , vol. 36, # 4 p. 765 - 770
Izvestiya Akademii Nauk SSSR, Seriya Khimicheskaya, 1987 , # 4 p. 837 - 842

Chapyshev, S. V.; Kartsev, V. G.
Chemistry of Heterocyclic Compounds (New York, NY, United States), 1984 , vol. 20, # 2 p. 222
Khimiya Geterotsiklicheskikh Soedinenii, 1984 , vol. 20, # 4 p. 265