参考文献
American Chemical Journal, , vol. 16, p. 241
American Chemical Journal, , vol. 9, p. 394
Justus Liebigs Annalen der Chemie, , vol. 137, p. 89
Journal of the Chemical Society, , vol. 20, p. 64
Journal of the Chemical Society, , vol. 20, p. 94
Journal fuer Praktische Chemie (Leipzig), , vol. <1> 101, p. 91