Bulletin of the Academy of Sciences of the USSR, Division of Chemical Science (English Translation), , vol. 37, # 11 p. 2387
Izvestiya Akademii Nauk SSSR, Seriya Khimicheskaya, , # 11 p. 2647 - 2648

Cheskis, B. A.; Moiseenkov, A. M.
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Zhurnal Organicheskoi Khimii, 1988 , vol. 24, # 1 p. 103 - 106