Journal of Organic Chemistry USSR (English Translation), , vol. 20, # 2 p. 278 - 286
Zhurnal Organicheskoi Khimii, , vol. 20, # 2 p. 313 - 322

Tolstikov, G. A.; Shul'ts, E. E.
Bulletin of the Academy of Sciences of the USSR, Division of Chemical Science (English Translation), 1983 , vol. 32, p. 1320
Izvestiya Akademii Nauk SSSR, Seriya Khimicheskaya, 1983 , # 6 p. 1450

Tolstikov, G. A.; Shul'ts, E. E.
Journal of Organic Chemistry USSR (English Translation), 1984 , vol. 20, p. 2032 - 2036
Zhurnal Organicheskoi Khimii, 1984 , vol. 20, # 10 p. 2230 - 2235