Gabriel Chemische Berichte, 1886 , vol. 19, p. 838 Full Text Show Details Simonis; Arand Chemische Berichte, 1909 , vol. 42, p. 3724 Full Text Show Details Roser Chemische Berichte, 1884 , vol. 17, p. 2270 Chemische Berichte, 1885 , vol. 18, p. 3117