EFFECT OF Mn3+ ION ORBIT LATTICE COUPLING ON MAGNETIC ANISOTROPY OF MnxFe3-xO4 SYSTEM P. NOVÁK, V. ROSKOVEC, Z. ŠIMŠA et V. A. M. BRABERS J. Phys. Colloques, 32 C1 (1971) C1-59-C1-61 DOI: 10.1051/jphyscol:1971114