参考文献
Radziszewski
Chemische Berichte, 1885 , vol. 18, p. 355
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Deinert
Journal fuer Praktische Chemie (Leipzig), 1895 , vol. <2> 52, p. 431
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McMaster; Langreck
Journal of the American Chemical Society, 1917 , vol. 39, p. 105