1. 1) van den Berg, G. J. (1964) In Progress in Low Temperature Physics (ed. Gorter, C. J.). Vol. 4, North-Holland, Amsterdam, p. 194.
2. 2) MacDonald, D. K. C., Pearson, W. B., and Templeton, I. M. (1962) Proc. Roy. Soc. Ser. A 266, 161-184.
3. Resistance Minimum in Dilute Magnetic Alloys
4. Localized Magnetic States in Metals
5. 5) For a review see Hewson, A. C. (1993) The Kondo Problem to Heavy Fermions, Cambridge University Press, Cambridge.