参考文献

Alimov,P.I.; Levkova,L.N. Bulletin of the Academy of Sciences of the USSR, Division of Chemical Science (English Translation), 1964 , # 10 p. 1793 - 1795 Izvestiya Akademii Nauk SSSR, Seriya Khimicheskaya, 1964 , # 10 p. 1889 - 1892