Fedorov, N. V.; Anisimov, A. V.; Viktorova, E. A.
Journal of Organic Chemistry USSR (English Translation), 1988 , vol. 24, # 3 p. 507 - 511
Zhurnal Organicheskoi Khimii, 1988 , vol. 24, # 3 p. 567 - 572

Fedorov, N. V.; Anisimov, A. V.; Viktorova, E. A.
Journal of Organic Chemistry USSR (English Translation), 1988 , vol. 24, # 3 p. 507 - 511
Zhurnal Organicheskoi Khimii, 1988 , vol. 24, # 3 p. 567 - 572

Aukharieva, R. G.; Danilova, T. A.; Anisimov, A. V.; Viktorova, E. A.
Chemistry of Heterocyclic Compounds (New York, NY, United States), 1981 , vol. 17, # 5 p. 443 - 446
Khimiya Geterotsiklicheskikh Soedinenii, 1981 , # 5 p. 611 - 614