Vasil'eva, T. T.; Velichko, F. K.; Kochetkova, V. A.; Bondarenko, O. P.
Bulletin of the Academy of Sciences of the USSR, Division of Chemical Science (English Translation), 1987 , vol. 36, # 8 p. 1765 - 1768
Izvestiya Akademii Nauk SSSR, Seriya Khimicheskaya, 1987 , # 8 p. 1904 - 1906

Amriev, R. A.; Bondarenko, O. P.; Velichko, F. K.; Rilo, R. P.
Bulletin of the Academy of Sciences of the USSR, Division of Chemical Science (English Translation), 1985 , vol. 34, # 10 p. 2114 - 2117
Izvestiya Akademii Nauk SSSR, Seriya Khimicheskaya, 1985 , # 10 p. 2284 - 2287