参考文献

Tschitschibabin; Konowalowa; Konowalowa Chemische Berichte, 1921 , vol. 54, p. 815,820, 822 Zhurnal Russkago Fiziko-Khimicheskago Obshchestva, 1921 , vol. 53, p. 211 Chem. Zentralbl., 1923 , vol. 94, # III p. 1023