Journal of the Electrochemical Society: Electrochem. Sc. and Techn., vol. 122, No. 1, Jan. 1975, USA, pp. 32-36; S. Kawai et al. |
IEEE Transactions on Magnetics, vol. 23, No. 5, Sep. 1987, NY, USA, pp. 2245-2247, K. I. Arai, et al. |
JP-A-62 125526, Jun. 6, 1987, Nippon Gokki Seizo K.K.-Abstract. |
Patent Abstracts of Japan, vol. 11, No. 173 (P-582) 4 Jun. 1987, and JP-A-62 003423 (Pilot Precision Co Ltd) 9 Mar. 1987. |
Patent Abstracts of Japan, vol. 11, No. 256 (P-607) 20 Aug. 1987, and JP-A-62 062419 (Pilot Precision Co Ltd) 19 Mar. 1987. |
Patent Abstracts of Japan, vol. 9, No. 97 (P-352) 26 Paril. 1985, and JP-A-59 221826 (Toshirou Takahashi) 13 Dec. 1984. |