1. Handbook of the Physics and Chemistry of the Actinides, Vol.2, edts.: A.J.Freeman and G.H.Lander. Elsevier Science Publishers B.V. (1985)
2. The Actinides: Electronic Structure and Related Properies, Vol.I and II, edts.: A.J.Freeman and J.B.Darby jr., Academic Press, New York, (1974)
3. G.M.Kalvius, W.Potzel, J.Moser, F.J.Litterst, L.Asch, J.Zänkert, U.Potzel, A.Kratzer, H.Wunsch, J.Gal, S.Fredo, D.Dayan, M.P.Dariel, M.Bogé, J.Chappert, J.C.Spirlet, U.Benedict, and B.D.Dunlap, Physica130B. 393 (1985)
4. A.J.Freeman and D.D.Koelling, in: ref.2, p.51
5. A.J.Freeman, Physica102B, 3 (1980)