Rapidly annealed hexagonal ferrite thin films for recording medium, 共著,T.Kubono, M.Matsumoto, M.Naoe, IEEE Trans on Magn., 36, pp.2339-2341(2000)
Characteristics of Ba-ferrite thin films for magnetics disk media application, 共著, M.Matsumoto, A.Morisako, S.Takei, J. of Alloys and Compounds, 326, pp.215-220(2001)