Bakulev, V. A.; Lebedev, A. T.; Dankova, E. F.; Mokrushin, V. S.; Petrosyan, V. S.
Tetrahedron, 1989 , vol. 45, # 23 p. 7329 - 7340

Dankova, E. F.; Bakulev V. A.; Kolobov M. Yu.; Andosova G. V.; Mokrushin, V. S.
Chemistry of Heterocyclic Compounds (New York, NY, United States), 1989 , vol. 25, # 6 p. 688 - 690
Khimiya Geterotsiklicheskikh Soedinenii, 1989 , # 6 p. 827 - 829

Bakulev, V. A.; Dankova, E. F.; Mokrushin, V. S.; Sidorov, E. O.; Lebedev, A. T.
Chemistry of Heterocyclic Compounds (New York, NY, United States), 1987 , vol. 23, # 6 p. 698 - 701
Khimiya Geterotsiklicheskikh Soedinenii, 1987 , vol. 23, # 6 p. 845 - 849

Dankova, E. F.; Bakulev, V. A.; Kartsev, V. G.
Bulletin of the Academy of Sciences of the USSR, Division of Chemical Science (English Translation), 1990 , vol. 39, # 4.2 p. 844 - 845
Izvestiya Akademii Nauk SSSR, Seriya Khimicheskaya, 1990 , # 4 p. 938 - 940