1. Diehl, H.W., N�sser, A.: Z. Phys. B-Condensed Matter79 (1990)
2. For background and references see Ref. 1. Diehl, H.W., N�sser, A.: Z. Phys. B-Condensed Matter79 (1990)
3. For a review of critical behavior in disordered bulk systems and an extensive list of references see Stinchcombe, R.: In: Phase transitions and critical phenomena. Domb, C., Lebowitz, J.L. (eds.), Vol. 7, pp. 152?280. London: Academic Press 1983; Refs. 4, 5, and 6
4. Aharony, A.: J. Magn. Magn. Mater.7, 198 (1978)
5. Lubensky, T.C.: In: Ill-condensed matter. Balian, R., Maynard, J., Toulouse, G. (eds.). Amsterdam: North-Holland 1979