Author,Title,Journal,ISSN,Publisher,Date,Volume,Number,Page,URL,URL(DOI) Takai M. and Okawa S. and Suwa T. and Nakada K. and Moriya M.,Fabrication of discrete track perpendicular media,Journal of the Magnetics Society of Japan,02850192,The Magnetics Society of Japan,2004,28,3,249-253,https://cir.nii.ac.jp/crid/1390001205092012416,https://doi.org/10.3379/jmsjmag.28.249