Ikrami, D. D.; Dzhuraev, Kh. Sh. Izv. Akad. Nauk Tadzh. SSR Otd. Fiz. Mat. Geol. Khim. Nauk, 1972 , p. 38 - 41 C. A., 1973 , vol. 78, p. 143255 Full Text Show Details Gmelin Handbook: Sc: MVol.C3, 6.2.5.1.5, page 146 - 146