Observation of magnetization distribution in a correlated spin glass system : amorphous Tb-Co magnetic films M. Schlenker, J. Pelissier, B. Barbara, J.P. Guigay, G. Fillion, R.H. Geiss, A. Liénard et B. Blanchard J. Phys. France, 51 5 (1990) 483-492 DOI: 10.1051/jphys:01990005105048300