THE SIZE DEPENDENCE OF THE THERMALLY AND MAGNETICALLY INDUCED WALL PINNING IN A Ni-Zn FERRITE T. POSTUPOLSKI et A. WIŚNIEWSKAJ. Phys. Colloques, 38 C1 (1977) C1-31-C1-34DOI: https://doi.org/10.1051/jphyscol:1977105