Luk'yanenko, N. G.; Bogat-skii, A. V.; Popkov, Yu. A.
Chemistry of Heterocyclic Compounds (New York, NY, United States), 1980 , vol. 16, # 3 p. 222 - 225
Khimiya Geterotsiklicheskikh Soedinenii, 1980 , vol. 16, # 3 p. 306 - 309

Luk'yanenko, N. G.; Bogat-skii, A. V.; Popkov, Yu. A.
Chemistry of Heterocyclic Compounds (New York, NY, United States), 1980 , vol. 16, # 3 p. 222 - 225
Khimiya Geterotsiklicheskikh Soedinenii, 1980 , vol. 16, # 3 p. 306 - 309

Bogat-skii, A. V.; Luk'yanenko, N. G.; Popkov, Yu. A.; Zakharov, K. S.; Varava, V. M.
Journal of Organic Chemistry USSR (English Translation), 1981 , vol. 17, p. 938 - 943
Zhurnal Organicheskoi Khimii, 1981 , vol. 17, # 5 p. 1062 - 1069

Bogat-skii, A. V.; Luk'yanenko, N. G.; Popkov, Yu. A.; Zakharov, K. S.; Varava, V. M.
Journal of Organic Chemistry USSR (English Translation), 1981 , vol. 17, p. 938 - 943
Zhurnal Organicheskoi Khimii, 1981 , vol. 17, # 5 p. 1062 - 1069