Michael American Chemical Journal, 1887 , vol. 9, p. 215 Journal fuer Praktische Chemie (Leipzig), 1887 , vol. <2>35, p. 96 Full Text Show Details Michael Journal fuer Praktische Chemie (Leipzig), 1894 , vol. <2> 49, p. 42 American Chemical Journal, 1887 , vol. 9, p. 220