Terpugova,M.P. et al.
Bulletin of the Academy of Sciences of the USSR, Division of Chemical Science (English Translation), 1970 , p. 2206 - 2210
Izvestiya Akademii Nauk SSSR, Seriya Khimicheskaya, 1970 , # 10 p. 2351 - 2356

Terpugova,M.P. et al.
Bulletin of the Academy of Sciences of the USSR, Division of Chemical Science (English Translation), 1970 , p. 2206 - 2210
Izvestiya Akademii Nauk SSSR, Seriya Khimicheskaya, 1970 , # 10 p. 2351 - 2356