Shepherd et al. Journal of the American Chemical Society, 1942 , vol. 64, p. 2532,2534 Full Text Show Details Scheinker et al. Zhurnal Fizicheskoi Khimii, 1957 , vol. 31, p. 1745,1751 Chem.Abstr., 1958 , p. 5971 Full Text Show Details Bednjagina; Postowskii Zhurnal Obshchei Khimii, 1946 , vol. 16, p. 1941,1946 Chem.Abstr., 1947 , p. 6546