Bulmer; Mann Journal of the Chemical Society Full Text Show Details Richter Chemische Berichte, 1916 , vol. 49, p. 1029 Full Text Show Details Cambron; Whitby Canadian Journal of Research, 1930 , vol. 2, p. 146,147,150,151,152 Chem. Zentralbl., 1930 , vol. 101, # I p. 3176 Full Text Show Details Bulmer; Mann Journal of the Chemical Society, 1945 , p. 666,671