1. M. Matsumoto, A. Morisako, and T. Haeiwa, Advances in Ferrites (Proceedings of ICF-5, Bombay, India), 1989, p. 533.
2. Low‐temperature deposition of hexagonal ferrite films by sputtering
3. A. Morisako, M. Matsumoto, and M. Naoe, Ferrites (Proceedings of ICF-6, Tokyo and Kyoto, Japan), 1992, p. 436.
4. Ba‐ferrite thin‐film media for high‐density longitudinal recording (invited)