1. See,for example, W.A. Harrison ‘Pseudopotentials in the Theory of Metals’ (New York: Benjamin) 1966.
2. T.E. Faber, ‘Introduction to the Theory of Liquid Metals’ ( London: Cambridge ) 1972.
3. A recent review of experimental work is given by G. Busch and H-J. Güntherodt in Sol.St.Phys., 29, 235, 1974.
4. W.Haller, H-J. Güntherodt and G. Busch in ‘Liquid Metals 1976’ ed. R. Evans and D.A. Greenwood (Inst. of Phys. Conf. Series. No. 30) page 207, 1977.
5. V. Heine in Sol. St. Phys, 24, 1 1970.