1. Cooper, B. R., Siemann, R., Yang, D., Thayamballi, P. and Banerjea, A. 1985.Handbook on The Physics and Chemistry of the Actinides, Edited by: Freeman, A. J. and Lander, G. H. Vol. 2, 435Amsterdam: North-Holland.
2. Fulde, P. 1991.Electron Correlations in Molecules and Solids, 268Berlin: Springer Verlag.
3. The Kondo Problem to Heavy Fermions