Ljubomilow Zhurnal Obshchei Khimii, 1956 , vol. 26, p. 2738,2742;engl.Ausg.S.3049,3052 Full Text Show Details Kitaoka Nippon Kagaku Zasshi, 1956 , vol. 77, p. 627,628 Chem.Abstr., 1958 , p. 322