参考文献

Woroshzow Zhurnal Russkago Fiziko-Khimicheskago Obshchestva, 1915 , vol. 47, p. 1726 Annales de Chimie (Cachan, France), 1917 , vol. <9>7, p. 100 Chem. Zentralbl., 1916 , vol. 87, # II p. 261