Martynov, I. V.; Kruglyak, Yu. L. Zhurnal Obshchei Khimii, 1965 , vol. 35, p. 250 - 252 Zhurnal Obshchei Khimii, 1965 , vol. 35, p. 248 - 250 C.A., 1965 , vol. 62, p. 14490 Full Text Show Details Gmelin Handbook: F: PerFHalOrg.8, 2.4, page 2 - 54