Obolenzew; Ussow Zhurnal Obshchei Khimii, 1947 , vol. 17, p. 899 Chem.Abstr., 1948 , p. 1570 Full Text Show Details Church; Whitmore; McGrew Journal of the American Chemical Society, 1934 , vol. 56, p. 180,183 Full Text Show Details Whitmore; Church Journal of the American Chemical Society, vol. 55, p. 1123