1. Far i.r. spectra of sodium uranium fluorides
2. Recovery of uranium from solutions: R.A. Hermens, J.B. Kendall and J.A. Partridge, US Pat. 4668 482, 1987; US Patent Gazette, p-2304, May 26, 1987
3. Manufacture of sodium dithionite: Yu.A. Shvartsman, V.V. Taratorkin, V.I. Budantsev, V.N. Boyarintsev, V.Y. Andreev, V.I. Voevodin, V.A. Ryabov, M.V. Barmina, V.I. Valoven, L.N. Syrkin and B.I. Ruchman, USSR Pat. SU 1 452 784