Hot Isostatic Pressing in Oxygen of Ferrite Magnet Y. Ogata, H. Iwasaki, Y. Kubota, M. Yamamoto, T. Iimura and T. Shinohara J. Phys. IV France, 07 C1 (1997) C1-309-C1-310 DOI: 10.1051/jp4:19971121