SHORT-RANGE AND MEDIUM RANGE ORDER IN NON CRYSTALLINE RARE EARTH IRON GARNETS W. Girnus, H. Beuthien, R. Priess et W. GunsserJ. Phys. Colloques, 46 C8 (1985) C8-137-C8-141DOI: https://doi.org/10.1051/jphyscol:1985818