1. [1] S.Hitotsumachi, "VHS HiFi VTR" (In Japanese), J.of Inst.of Television Eng.of Japan, Vol.37, No.12, pp 1009-1013(1983).
2. [2] H.Sugaya and H.Noumi, "A Proposed Method of High Density Magnetic Recording", IEEE Trans. on Magn., Vol. MAG-26, No.5, pp 21072109, (1990)
3. [3] J.G.McKnight, "Erasure of Magnetic Tape", J.Audio Eng. Soc., Vol.11, No.3, pp 223-233, (1963)
4. [4] Y.Nakamura, "Ultra-High Density Magnetic Recording", J.of Magnetic Soc. of Japan, Vol.14, No.3, pp 593-601, (1990)
5. [5] Y.Yamashita, H.Inoue, H.Noumi and H.Sugaya, "Azimuth Effects in Magnetic Recording Process" (In Japanese), IECE, Tech.Rep., MR90-38(1990)