Arbuzov, B. A.; Vizel', A. O.; Sharipova, S. M.; Zyablikova, T. A.
Bulletin of the Academy of Sciences of the USSR, Division of Chemical Science (English Translation), 1984 , vol. 33, p. 1079 - 1081
Izvestiya Akademii Nauk SSSR, Seriya Khimicheskaya, 1984 , # 5 p. 1175 - 1177