1. S. Blügel, Phys. Rev. Lett., submitted
2. L.M. Falicov, D.T. Pierce, S.D. Bader, R. Gronsky, K.B. Hathaway, H.J. Hopster, D.N. Lambeth, S.S.P. Parkin, G. Prinz, M. Salamon, I.K. Schuller, R.H. Victora: J. Mater. Res.5, 1299 (1990)
3. L.M. Falicov, R.H. Victora, J. Tersoff: inThe Structure of Surfaces, Vol. 2, of Springer Ser. Surf. Sci. (Springer, Berlin and Heidelberg, 1985), p. 453
4. A.J. Freeman, C.L. Fu, S. Ohnishi, M. Weinert: inPolarized Electrons in Surface Physics, edited by R. Feder (World Scientific, Singapore, 1985)
5. K. Terakura: inMetallic Superlattices, Vol. 49 of Studies in Physical and Theoretical Chemistry, edited by T. Shinjo and T. Takada (Elsevier, Amsterdam, 1987)