Nikonorov,K.V. et al.
J. Gen. Chem. USSR (Engl. Transl.), 1972 , vol. 42, # 12 p. 2661 - 2664,2650 - 2653

Nikonorov,K.V. et al.
Bulletin of the Academy of Sciences of the USSR, Division of Chemical Science (English Translation), 1968 , p. 574 - 581
Izvestiya Akademii Nauk SSSR, Seriya Khimicheskaya, 1968 , # 3 p. 593 - 602

J. Gen. Chem. USSR (Engl. Transl.), , vol. 42, # 12 p. 2661 - 2664,2650 - 2653

Nikonorov,K.V. et al.
Bulletin of the Academy of Sciences of the USSR, Division of Chemical Science (English Translation), 1968 , p. 574 - 581
Izvestiya Akademii Nauk SSSR, Seriya Khimicheskaya, 1968 , # 3 p. 593 - 602