1. E. V. Renard, Radiokhimiya,18, 4 (1976).
2. O. Bik, V. B. Shevchenko, and V. K. Markov (editors), Plutonium [in Russian], Vol. 1, Atomizdat, Moscow (1971).
3. S. Stoller and R. Richards (editors), Nuclear Fuel Reprocessing [Russian translation], Atomizdat, Moscow (1964).
4. A. M. Rozen and E. I. Moiseenko, Zh. Neorgan. Khim.,4, 547 (1959).
5. J. Cleveland, Plutonium Chemistry, Gordon and Breach, New York-London-Paris (1970).