Cherstkov, V. F.; Sterlin, S. R.; German, L. S.; Knunyants, I. L.
Bulletin of the Academy of Sciences of the USSR, Division of Chemical Science (English Translation), 1983 , vol. 32, # 8 p. 1696 - 1697
Izvestiya Akademii Nauk SSSR, Seriya Khimicheskaya, 1983 , # 8 p. 1872 - 1874

Cherstkov, V. F.; Sterlin, S. R.; German, L. S.; Knunyants, I. L.
Bulletin of the Academy of Sciences of the USSR, Division of Chemical Science (English Translation), 1985 , vol. 34, # 1 p. 208 - 210
Izvestiya Akademii Nauk SSSR, Seriya Khimicheskaya, 1985 , # 1 p. 220 - 222