Hilbert; Jansen Journal of the American Chemical Society, 1936 , vol. 58, p. 60 Full Text View citing articles Show Details Schabarowa et al. Zhurnal Obshchei Khimii, 1957 , vol. 27, p. 2891,2895;engl.Ausg.S.2928,2931 Zhurnal Obshchei Khimii, 1959 , vol. 29, p. 539,542;engl.Ausg.S.537,539