Dyatkin,B.L. et al.
Bulletin of the Academy of Sciences of the USSR, Division of Chemical Science (English Translation), 1965 , # 10 p. 1833 - 1835
Izvestiya Akademii Nauk SSSR, Seriya Khimicheskaya, 1965 , # 10 p. 1873 - 1875

Dyatkin,B.L. et al.
Bulletin of the Academy of Sciences of the USSR, Division of Chemical Science (English Translation), 1965 , # 10 p. 1833 - 1835
Izvestiya Akademii Nauk SSSR, Seriya Khimicheskaya, 1965 , # 10 p. 1873 - 1875

Andreades,S.
Journal of Organic Chemistry, 1962 , vol. 27, p. 4163 - 4170

Dyatkin,B.L. et al.
Bulletin of the Academy of Sciences of the USSR, Division of Chemical Science (English Translation), 1965 , # 10 p. 1833 - 1835
Izvestiya Akademii Nauk SSSR, Seriya Khimicheskaya, 1965 , # 10 p. 1873 - 1875