Tolstikov, G. A.; Spivak, A. Yu.; Lomakina, S. I.; Kuchin, A. V.
Bulletin of the Academy of Sciences of the USSR, Division of Chemical Science (English Translation), 1985 , vol. 34, # 5 p. 1012 - 1017
Izvestiya Akademii Nauk SSSR, Seriya Khimicheskaya, 1985 , # 5 p. 1109 - 1114