1. A.J. Freeman, C.L. Fu: InMagnetic Properties of Low-Dimensional Systems, ed. by L.M. Falicov, J.L. Morán-López, Springer Proc. Phys.14 (Springer, Berlin, Heidelberg 1986)
2. H.W. Diehl: InPhase Transitions and Critical Phenomena Vol.10, ed. by C. Domb, J.L. Lebowitz (Academic, London, 1986)
3. Report in Artificially Structured Materials, Panel on Artificially Structured Materials, Solid State Sciences Committee, National Research Council, Washington D.C. (National Academy Press 1985)
4. Trends and Opportunities in Material Research, Materials Research Advisory Committee, National Science Foundation, Washington D.C. (1984)
5. 53,1979