Bulletin of the Academy of Sciences of the USSR, Division of Chemical Science (English Translation), , vol. 30, p. 1781 - 1781
Izvestiya Akademii Nauk SSSR, Seriya Khimicheskaya, , p. 2166 - 2166
Bulletin of the Academy of Sciences of the USSR, Division of Chemical Science (English Translation), , vol. 30, p. 1781 - 1781
Izvestiya Akademii Nauk SSSR, Seriya Khimicheskaya, , p. 2166 - 2166