1. 1) M. Kaneko, K. Aratani, and M. Ohta: Jpn. J. Appl. Phys., 31. Part 1, No. 2B, 568 (1992).
2. 2) M. Ohta, A. Fukumoto, K. Aratani, M. Kaneko, and K. Watanabe: J. Magn. Soc. Jpn., 15 (Suppl. No. S1), 319 (1991).
3. 3) S. Yoshimura, I. Nakao, and A. Fukumoto: IEEE Trans. Cons. Else., 38 (3), 660 (1992).
4. 4) S. Yoshimura, A. Fukumoto, M. Kaneko, and H. Owa: Jpn. J. App1. Phys., 31, Part 1, No. 2B, 576 (1992).
5. MSR and land/groove recording combined