Rao; Subramaniam Journal of the Chemical Society, 1937 , p. 1338 Full Text Show Details Bruckner Journal fuer Praktische Chemie (Leipzig), 1933 , vol. <2> 138, p. 268,270 Full Text Show Details Fujita Nippon Kagaku Kaishi, 1941 , vol. 62, p. 1014 Nippon Kagaku Kaishi, 1943 , vol. 64, p. 599 Chem.Abstr., 1947 , p. 2776,3585